{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426329,"usec":184574},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.242906,"noise_level":-2.049743,"freq_skew":-0.505441,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426355,"usec":862725},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.706290,"noise_level":-15.784455,"freq_skew":0.517491,"avlc":{"src":{"addr":"109F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,2,0,147]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426360,"usec":426115},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.582019,"noise_level":-15.755241,"freq_skew":1.709327,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18517,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[87,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426361,"usec":185758},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.740015,"noise_level":-16.519274,"freq_skew":1.820472,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18517,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":45,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426361,"usec":186659},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.921552,"noise_level":-17.306604,"freq_skew":1.344109,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18501,"credit":2,"rseq":3,"variable_part_params":[{"name":"atn_checksum","value":[116,252,149,91]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426361,"usec":951435},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.636150,"noise_level":-17.947634,"freq_skew":2.236118,"avlc":{"src":{"addr":"34804A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1091FA","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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":65,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":31,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":15521,"credit":3,"rseq":6,"variable_part_params":[{"name":"atn_checksum","value":[225,136,54,253]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426361,"usec":957377},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.323771,"noise_level":-18.886398,"freq_skew":1.192762,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426362,"usec":715444},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.364302,"noise_level":-18.734911,"freq_skew":2.131386,"avlc":{"src":{"addr":"34804A","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1091FA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426363,"usec":468597},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.146680,"noise_level":-18.563904,"freq_skew":1.486556,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426364,"usec":233688},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.445667,"noise_level":-18.976128,"freq_skew":1.708125,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18517,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[87,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426364,"usec":998814},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.659525,"noise_level":-19.930176,"freq_skew":1.663746,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18517,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":45,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426366,"usec":519280},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.757233,"noise_level":-20.025692,"freq_skew":1.840119,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Response","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_RSP_HO","type_descr":"Handoff Response","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"dst_airport","value":"LEAL"},{"name":"ac_location","value":{"loc":{"lat":41.200001,"lon":-7.700000},"alt":21000}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426366,"usec":524133},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.235980,"noise_level":-20.050369,"freq_skew":1.871414,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426367,"usec":282036},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.601618,"noise_level":-20.680914,"freq_skew":1.627007,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJX","mode":"2","label":"Q0","blk_id":"1","ack":"!","flight":"FR89UJ","msg_num":"S31","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426368,"usec":48280},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.901896,"noise_level":-20.485840,"freq_skew":1.738123,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_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":"23127153","facilities":[{"name":"fast_select","value":true},{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"window_size","value":{"from_calling_dte":7,"from_called_dte":7}},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":18,"compression_algos":["LREF"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":180,"net":[71,0,39,65,82,89,82,0,76,174,107,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426368,"usec":52246},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.480195,"noise_level":-20.367239,"freq_skew":1.779352,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18517,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[87,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426368,"usec":801575},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.695281,"noise_level":-20.722347,"freq_skew":1.695538,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18517,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":45,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426368,"usec":805673},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.249845,"noise_level":-20.591192,"freq_skew":1.893722,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426369,"usec":568492},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.770698,"noise_level":-20.489513,"freq_skew":1.209239,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"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":"LIMC"},{"name":"ac_location","value":{"loc":{"lat":41.299999,"lon":-7.400000},"alt":23000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426369,"usec":571872},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.495164,"noise_level":-21.013664,"freq_skew":1.091545,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".OE-IZG","mode":"2","label":"Q0","blk_id":"2","ack":"!","flight":"EC12LB","msg_num":"S46","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426369,"usec":572958},"freq":136975000,"burst_len_octets":74,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.875937,"noise_level":-21.003910,"freq_skew":1.139162,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21000625","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,69,74,85,0,68,1,149,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426370,"usec":332724},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.106491,"noise_level":-21.521095,"freq_skew":1.667684,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426371,"usec":87237},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.301631,"noise_level":-21.683514,"freq_skew":1.118879,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426371,"usec":855583},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.252234,"noise_level":-22.267372,"freq_skew":1.307280,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426373,"usec":382072},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.654152,"noise_level":-21.731670,"freq_skew":1.746158,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18517,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[87,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426374,"usec":143063},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.824880,"noise_level":-21.480867,"freq_skew":1.743997,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18517,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":45,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426379,"usec":471112},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.624192,"noise_level":-20.506113,"freq_skew":1.634732,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2782,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18517,"credit":2,"rseq":3,"variable_part_params":[{"name":"checksum","value":[87,215]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426380,"usec":236327},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.679220,"noise_level":-20.341946,"freq_skew":1.703584,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":2,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":2783,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18517,"sseq":2,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[63,246]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":2,"msg_ref":3,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":45,"sec":59}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426384,"usec":811046},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.083352,"noise_level":-19.709991,"freq_skew":-0.864745,"avlc":{"src":{"addr":"3474CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","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":64,"priority":14,"lifetime":20.000000,"flags":246,"pdu_id":15,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":32,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426387,"usec":853975},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.143363,"noise_level":-20.049240,"freq_skew":-1.005227,"avlc":{"src":{"addr":"3474CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426393,"usec":952981},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.351706,"noise_level":-18.256083,"freq_skew":1.640820,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"A","sublabel":"DF","msg_text":"B31AEI-IJX  96989UJLPPRLEALCL2402251939102559204860B92160B928BCG3B-L200-0003  4671 1737227422730373  120   43 138720193910  4663  120   430373022010 8510 8514 8508 851410581 823512454680 9450  657  704 5675"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426396,"usec":235072},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.220229,"noise_level":-18.052330,"freq_skew":1.859770,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"B","sublabel":"DF","msg_text":" 5784 12337194 292 150 -013 1486 23090200 8442 8483 8553 9691 117 6136 50184010 8514 8514 8509 851410573 831012454686 9450  643  690 5715 5822 12337194 294 150 -013 1493 2246025C 8432 8474  000 9702 117 615"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426397,"usec":761745},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.324581,"noise_level":-18.549297,"freq_skew":1.743749,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"C","sublabel":"DF","msg_text":"4 465847  9273  105  -1504700220194058PRI  9005 7834  109  -1010262233880465  79  22 -11 -01  10 436 419 8700 8701 8698 869910622 8238 785 77160 5760 823 82310494367 8400  662  712 5753 5845 10927196 292 14"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426399,"usec":283944},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.243341,"noise_level":-19.112993,"freq_skew":1.711267,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"D","sublabel":"DF","msg_text":"9 -013-1300 1459 1456 2166 2152020015 66007262008 8632 9111 8699 8763 9718  804041 00 8177 8083 8135 8250 5741 5767  00 8378 8399 8356 8379 464 0  0 1501000 016 029 009 014 011 010791194058PRI  9005 7834  1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426401,"usec":570992},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.208105,"noise_level":-19.084223,"freq_skew":1.562995,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"E","sublabel":"DF","msg_text":"09  -1010262233880465  79  22 -11 -01  10 436 419 8698 8701 8697 870110616 8310 782 78162 5743 822 82210524376 8400  648  698 5795 5887 10927196 293 149 -013-1300 1449 1456 2099 2094025015172013324011 8619 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426403,"usec":99587},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.141696,"noise_level":-18.907253,"freq_skew":1.556999,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"7","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"F","sublabel":"DF","msg_text":"9113 8682  000 9729  834054 00 8301 8306 8234 8303 5745 5733 -07 8331 8385 8414 8426 444 0  0 1491000 024 030 013 019 028 013797194255 14613   38 -1080525022011 8774 8778 8772 877810522 8223 8453754 7040  5"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426404,"usec":619100},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.116564,"noise_level":-19.545822,"freq_skew":1.814452,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"G","sublabel":"DF","msg_text":"91  640 5625 5709  3927194 240 694 -013 1459 21210200 8706 8884 8951 9727  47 4982 45669211 8777 8778 8773 877810515 8305 8453759 7040  579  629 5662 5749  3927196 236 693 -013 1453 2051025C 8701 8875  000 "}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426406,"usec":139639},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.292103,"noise_level":-19.151001,"freq_skew":1.812720,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"H","sublabel":"DF","msg_text":"9738  49 4988 458696 19223  -33 -20005740220194454PRI 19008 7834  -27 -19410267940850573  64  07 -09 -02  10 445 444 8945 8944 8941 894410494 8167 825 75161 4608 772 771 7053458 6060  561  608 5608 5687 -26"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426408,"usec":431649},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.245089,"noise_level":-19.695305,"freq_skew":1.692710,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"I","sublabel":"DF","msg_text":"77196 341 713 -013-1300  010  000 1998 1983020012 70005281008 8873 9433 9160 9229 9750 -163199 00 8112 8023 8064 8164 4566 4608  04 8319 8322 8283 8320 419 0  0 7131000 016 023 012 012 010 011647194454PRI 1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426410,"usec":710798},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.154558,"noise_level":-20.143394,"freq_skew":1.749771,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"J","sublabel":"DF","msg_text":"9008 7834  -27 -19410267940850573  64  07 -09 -02  10 445 444 8945 8944 8941 894410485 8235 825 76165 4622 772 771 7053453 6060  552  599 5640 5717 -2677196 341 718 -013-1300  001  000 1961 1958027027192018"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426412,"usec":236897},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.121266,"noise_level":-20.608501,"freq_skew":1.796855,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"K","sublabel":"DF","msg_text":"350015 8855 9433 9145  000 9754 -143209 00 8215 8226 8156 8235 4574 4623 -02 8293 8287 8311 8375 427 0  0 7211000 021 055 007 022 035 0216470666567576671  61  060022011 8941 8947 8944 894710481 8155  88 -00"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426413,"usec":3555},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.379085,"noise_level":-21.521450,"freq_skew":-0.725700,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3856,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":15335,"credit":3,"rseq":6,"variable_part_params":[{"name":"checksum","value":[181,239]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426413,"usec":754296},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.674044,"noise_level":-22.074379,"freq_skew":0.352540,"avlc":{"src":{"addr":"109F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2349","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":17415,"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":[23,219]},{"name":"flow_control","value":{"acked_tpdu_nr":6,"acked_subseq":17,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426413,"usec":757166},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.708793,"noise_level":-21.975681,"freq_skew":2.273066,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268498","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_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":"LEMD"},{"name":"ac_location","value":{"loc":{"lat":40.799999,"lon":-2.700000},"alt":0}},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426415,"usec":284178},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.185684,"noise_level":-22.415947,"freq_skew":-0.457481,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426415,"usec":284398},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.287845,"noise_level":-22.415947,"freq_skew":1.988606,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268498","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":"2.3.0-1cc5ea7"},"t":{"sec":1740426415,"usec":284589},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.128442,"noise_level":-23.354916,"freq_skew":0.383112,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"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":"LECO"},{"name":"ac_location","value":{"loc":{"lat":42.400002,"lon":-6.500000},"alt":30000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426415,"usec":287911},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.759823,"noise_level":-23.202881,"freq_skew":2.246031,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268498","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":"UX1174","msg_num":"S44","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426415,"usec":288867},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.021383,"noise_level":-23.165283,"freq_skew":0.139245,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-NJY","mode":"2","label":"Q0","blk_id":"5","ack":"!","flight":"IB04KW","msg_num":"S66","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426415,"usec":288867},"freq":136975000,"burst_len_octets":117,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.021383,"noise_level":-23.165283,"freq_skew":0.139245,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15062231","facilities":[{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,73,66,69,0,52,100,153,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426416,"usec":45229},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.070919,"noise_level":-22.822016,"freq_skew":0.164986,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426416,"usec":804972},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.240734,"noise_level":-22.786028,"freq_skew":2.127297,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268498","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426416,"usec":808671},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.091068,"noise_level":-22.620033,"freq_skew":1.806529,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"3","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"L","sublabel":"DF","msg_text":"0760 9716 24100018CE00000000003498500000100007F001000000080300004067801000000010000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426418,"usec":337078},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.109087,"noise_level":-21.996994,"freq_skew":1.585067,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"M","sublabel":"DF","msg_text":"00000000000000  61  060022011 8950 8947 8944 894710484 8225  71 -030760 9716 24280018CE0000000000349C500000200007F001000000080F0000406780100000001000000000000000000000000000000000000000000000000000000000000"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426419,"usec":858245},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.010266,"noise_level":-21.405449,"freq_skew":0.170627,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426420,"usec":621513},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.168417,"noise_level":-21.314028,"freq_skew":1.616671,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"N","sublabel":"DF","msg_text":"000000000000000000000000000000000000000000000000000000000000000000000000000000000194623 22556 -108 -2880603022010 9060 9064 9059 906310425 8140 6073243 5350  485  531 5555 5625-10757196 371 655 -013  010 17"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426421,"usec":375266},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.625178,"noise_level":-21.790468,"freq_skew":-0.780092,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F1A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":3857,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":5,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426422,"usec":141719},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.200437,"noise_level":-22.283449,"freq_skew":0.519136,"avlc":{"src":{"addr":"109F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2349","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426422,"usec":145289},"freq":136975000,"burst_len_octets":227,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.101685,"noise_level":-22.160055,"freq_skew":1.897573,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":1,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EI-IJX","mode":"2","label":"H1","blk_id":"6","ack":"!","flight":"FR89UJ","msg_num":"D96","msg_num_seq":"O","sublabel":"DF","msg_text":"B31AEI-IJX  96989UJLPPRLEALCL2402251939102559204860B92160B928BCG3B-L200-0003  4671 1737227422730373  120   43 138720193910  4663  120   430373022010 8510 8514 8508 851410581 823512454680 9450  657  704 5675 5784 12337194 292 150 -013 1486 23090200 8442 8483 8553 9691 117 6136 50184010 8514 8514 8509 851410573 831012454686 9450  643  690 5715 5822 12337194 294 150 -013 1493 2246025C 8432 8474  000 9702 117 6154 465847  9273  105  -1504700220194058PRI  9005 7834  109  -1010262233880465  79  22 -11 -01  10 436 419 8700 8701 8698 869910622 8238 785 77160 5760 823 82310494367 8400  662  712 5753 5845 10927196 292 149 -013-1300 1459 1456 2166 2152020015 66007262008 8632 9111 8699 8763 9718  804041 00 8177 8083 8135 8250 5741 5767  00 8378 8399 8356 8379 464 0  0 1501000 016 029 009 014 011 010791194058PRI  9005 7834  109  -1010262233880465  79  22 -11 -01  10 436 419 8698 8701 8697 870110616 8310 782 78162 5743 822 82210524376 8400  648  698 5795 5887 10927196 293 149 -013-1300 1449 1456 2099 2094025015172013324011 8619 9113 8682  000 9729  834054 00 8301 8306 8234 8303 5745 5733 -07 8331 8385 8414 8426 444 0  0 1491000 024 030 013 019 028 013797194255 14613   38 -1080525022011 8774 8778 8772 877810522 8223 8453754 7040  591  640 5625 5709  3927194 240 694 -013 1459 21210200 8706 8884 8951 9727  47 4982 45669211 8777 8778 8773 877810515 8305 8453759 7040  579  629 5662 5749  3927196 236 693 -013 1453 2051025C 8701 8875  000 9738  49 4988 458696 19223  -33 -20005740220194454PRI 19008 7834  -27 -19410267940850573  64  07 -09 -02  10 445 444 8945 8944 8941 894410494 8167 825 75161 4608 772 771 7053458 6060  561  608 5608 5687 -2677196 341 713 -013-1300  010  000 1998 1983020012 70005281008 8873 9433 9160 9229 9750 -163199 00 8112 8023 8064 8164 4566 4608  04 8319 8322 8283 8320 419 0  0 7131000 016 023 012 012 010 011647194454PRI 19008 7834  -27 -19410267940850573  64  07 -09 -02  10 445 444 8945 8944 8941 894410485 8235 825 76165 4622 772 771 7053453 6060  552  599 5640 5717 -2677196 341 718 -013-1300  001  000 1961 1958027027192018350015 8855 9433 9145  000 9754 -143209 00 8215 8226 8156 8235 4574 4623 -02 8293 8287 8311 8375 427 0  0 7211000 021 055 007 022 035 0216470666567576671  61  060022011 8941 8947 8944 894710481 8155  88 -000760 9716 24100018CE00000000003498500000100007F00100000008030000406780100000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000  61  060022011 8950 8947 8944 894710484 8225  71 -030760 9716 24280018CE0000000000349C500000200007F001000000080F0000406780100000001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000194623 22556 -108 -2880603022010 9060 9064 9059 906310425 8140 6073243 5350  485  531 5555 5625-10757196 371 655 -013  010 17270200 8995 9426 9495 9798 -95 4307 42361510 9063 9064 9059 906410425 8220 6073249 5350  476  522 5590 5659-10757196 372 666 -013  004 16770300 8985 9418  000 9810 -92 4312 418619"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426425,"usec":187204},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.015661,"noise_level":-21.241356,"freq_skew":1.931207,"avlc":{"src":{"addr":"4CAE6B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10928A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426431,"usec":278995},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.667242,"noise_level":-19.527304,"freq_skew":0.508843,"avlc":{"src":{"addr":"109F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"4D2349","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":246,"pdu_id":17779,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":2,"credit_offered":4,"credit_avail":5}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426432,"usec":808818},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.208605,"noise_level":-19.196421,"freq_skew":-0.426842,"avlc":{"src":{"addr":"4D2349","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109F1A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426435,"usec":90148},"freq":136975000,"burst_len_octets":76,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.507727,"noise_level":-18.592360,"freq_skew":0.771530,"avlc":{"src":{"addr":"2B3197","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":"2.3.0-1cc5ea7"},"t":{"sec":1740426436,"usec":614858},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.676197,"noise_level":-18.178770,"freq_skew":1.988564,"avlc":{"src":{"addr":"347307","type":"Aircraft","status":"Airborne"},"dst":{"addr":"268498","type":"Ground station"},"cr":"Command","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":4415,"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":"2.3.0-1cc5ea7"},"t":{"sec":1740426444,"usec":999941},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.783524,"noise_level":-16.401592,"freq_skew":1.165991,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Command","frame_type":"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":276,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":18501,"credit":3,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[231,156,144,75]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18501,"sseq":3,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[74,202,114,238]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":3,"msg_ref":4,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":47,"sec":23}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426446,"usec":518896},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.248336,"noise_level":-17.180780,"freq_skew":1.105141,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426446,"usec":523692},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.299074,"noise_level":-17.074696,"freq_skew":-1.099705,"avlc":{"src":{"addr":"3474CB","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","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":"2.3.0-1cc5ea7"},"t":{"sec":1740426450,"usec":329704},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.042054,"noise_level":-17.405031,"freq_skew":1.080773,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":68,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":277,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":18501,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[29,231,135,232]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":4,"timestamp":{"date":{"year":2025,"month":2,"day":24},"time":{"hour":19,"min":47,"sec":28}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426451,"usec":855486},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.388335,"noise_level":-17.214489,"freq_skew":1.167816,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426452,"usec":616698},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.635789,"noise_level":-17.021261,"freq_skew":1.174679,"avlc":{"src":{"addr":"440195","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109AEA","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":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":18501,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[61,105,194,245]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426460,"usec":236292},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.724847,"noise_level":-16.072424,"freq_skew":0.585020,"avlc":{"src":{"addr":"109F1A","type":"Ground station","status":"On ground"},"dst":{"addr":"FFFFFF","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"GSIF","type_descr":"Ground Station Information Frame","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LEVD"},{"name":"atn_router_nets","value":[88,65,65,2,0,147]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":41.700001,"lon":-4.900000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426464,"usec":46610},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.953998,"noise_level":-15.850940,"freq_skew":0.319890,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":774,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":15459,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[186,202,206,136]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-1cc5ea7"},"t":{"sec":1740426465,"usec":570078},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.338434,"noise_level":-15.896525,"freq_skew":0.463641,"avlc":{"src":{"addr":"346499","type":"Aircraft","status":"Airborne"},"dst":{"addr":"109A6A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}