{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274477,"usec":904031},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.730899,"noise_level":-13.183163,"freq_skew":-0.946665,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274481,"usec":717229},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.815458,"noise_level":-17.210501,"freq_skew":0.452707,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274481,"usec":722387},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.719926,"noise_level":-18.113699,"freq_skew":1.999314,"avlc":{"src":{"addr":"4B1614","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10956A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274482,"usec":489175},"freq":136975000,"burst_len_octets":58,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.093734,"noise_level":-18.492338,"freq_skew":-2.668895,"avlc":{"src":{"addr":"4B1803","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".HB-JCL","mode":"2","label":"13","blk_id":"8","ack":"!","flight":"LX041W","msg_num":"M78","msg_num_seq":"A","msg_text":"LSGG,1801,1821"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274483,"usec":997024},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.253632,"noise_level":-19.999058,"freq_skew":-2.858570,"avlc":{"src":{"addr":"4B1803","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274489,"usec":339477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.053505,"noise_level":-20.154152,"freq_skew":0.643998,"avlc":{"src":{"addr":"440CBF","type":"Aircraft","status":"Airborne"},"dst":{"addr":"251657","type":"Ground station"},"cr":"Command","frame_type":"S","cmd":"Receive Ready","pf":true,"rseq":0}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274490,"usec":93134},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.761949,"noise_level":-19.961786,"freq_skew":-2.316185,"avlc":{"src":{"addr":"4C4AA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_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":"LFBD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274493,"usec":913143},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.197924,"noise_level":-19.542826,"freq_skew":-0.967208,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44180,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[91,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":1,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274496,"usec":196611},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.506066,"noise_level":-20.138395,"freq_skew":0.921704,"avlc":{"src":{"addr":"4D24D7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"260F37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274497,"usec":723177},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.696046,"noise_level":-19.996185,"freq_skew":-2.353085,"avlc":{"src":{"addr":"4C4AA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_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":1}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"LFBD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274497,"usec":726165},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.078650,"noise_level":-20.332287,"freq_skew":-1.030591,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1331,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44180,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[91,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":1,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274497,"usec":726373},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.148494,"noise_level":-20.332287,"freq_skew":0.342726,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":0}},{"name":"dst_airport","value":"LMML"},{"name":"ac_location","value":{"loc":{"lat":46.000000,"lon":5.800000},"alt":35000}},{"name":"alternate_ground_stations","value":["10990A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274498,"usec":482570},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.966774,"noise_level":-20.145760,"freq_skew":0.785757,"avlc":{"src":{"addr":"4D24D7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"260F37","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":69,"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":38415,"sseq":5,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[237,131,82,9]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":5,"msg_ref":7,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":1,"sec":37}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274499,"usec":256172},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.652766,"noise_level":-21.099037,"freq_skew":0.159275,"avlc":{"src":{"addr":"39DD45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20463,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[87,101,208,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274499,"usec":256627},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.185606,"noise_level":-22.393929,"freq_skew":-0.372969,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[58,74,17,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274499,"usec":256765},"freq":136975000,"burst_len_octets":17,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.379630,"noise_level":-22.631554,"freq_skew":0.815213,"avlc":{"src":{"addr":"4D24D7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"260F37","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":"2.3.0-967750b"},"t":{"sec":1729274499,"usec":257334},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.838516,"noise_level":-22.619802,"freq_skew":-0.184720,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[89,87,32,225]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":12,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274500,"usec":778569},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-5.134696,"noise_level":-23.021275,"freq_skew":0.781690,"avlc":{"src":{"addr":"4D24D7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"260F37","type":"Ground station"},"cr":"Command","frame_type":"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":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":38415,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[123,18,103,250]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274500,"usec":783578},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.506909,"noise_level":-22.862835,"freq_skew":-0.483563,"avlc":{"src":{"addr":"3C07FC","type":"Aircraft","status":"On ground"},"dst":{"addr":"10984A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":0}},{"name":"dst_airport","value":"LEIB"},{"name":"ac_location","value":{"loc":{"lat":45.299999,"lon":1.500000},"alt":0}},{"name":"alternate_ground_stations","value":["109C2A","1098AA","10905A","1098CA","10907A","10940A","10901A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274502,"usec":292574},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.642181,"noise_level":-22.295179,"freq_skew":0.259879,"avlc":{"src":{"addr":"39DD45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":116,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20463,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[87,101,208,27]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274502,"usec":292686},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-10.723128,"noise_level":-22.295179,"freq_skew":-0.384452,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32252,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[58,74,17,206]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274502,"usec":293171},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-6.172397,"noise_level":-22.272583,"freq_skew":-1.014558,"avlc":{"src":{"addr":"345101","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","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":78,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20459,"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":[169,119,18,132]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274502,"usec":293414},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-5.178912,"noise_level":-22.261305,"freq_skew":-0.303766,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":5,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32253,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":4,"variable_part_params":[{"name":"atn_checksum","value":[89,87,32,225]},{"name":"flow_control","value":{"acked_tpdu_nr":4,"acked_subseq":12,"acked_credit":3}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274502,"usec":294232},"freq":136975000,"burst_len_octets":65,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.963655,"noise_level":-22.925484,"freq_skew":-1.903210,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"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":"LEPA"},{"name":"ac_location","value":{"loc":{"lat":46.700001,"lon":2.600000},"alt":36000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":60371},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.691043,"noise_level":-23.542324,"freq_skew":-0.110986,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD45","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":66,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32254,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":52,"credit":15,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[97,218,137,50]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":12,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":61525},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.151514,"noise_level":-23.503229,"freq_skew":0.304946,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":579,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":23417,"credit":3,"rseq":5,"variable_part_params":[{"name":"atn_checksum","value":[209,248,44,167]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":61976},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.737766,"noise_level":-24.101418,"freq_skew":0.512873,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098CA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":4,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":69,"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":23417,"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":[114,33,19,69]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":62811},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078680,"noise_level":-24.059734,"freq_skew":-2.033938,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MKN","mode":"2","label":"Q0","blk_id":"8","ack":"!","flight":"VY03JM","msg_num":"S96","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":62811},"freq":136975000,"burst_len_octets":116,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.078680,"noise_level":-24.059734,"freq_skew":-2.033938,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"15050724","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":[71,0,39,65,86,76,71,0,52,81,212,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":64907},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.312005,"noise_level":-23.976963,"freq_skew":-0.162982,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":815157},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.433087,"noise_level":-23.786840,"freq_skew":0.387450,"avlc":{"src":{"addr":"39DD45","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":817318},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.732879,"noise_level":-23.680038,"freq_skew":0.041210,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":6,"sseq":7,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".EC-MIR","mode":"2","label":"_d","blk_id":"X","ack":"4","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274503,"usec":819592},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.252845,"noise_level":-23.587650,"freq_skew":-2.121465,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274504,"usec":573257},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.974020,"noise_level":-23.742432,"freq_skew":-0.791111,"avlc":{"src":{"addr":"345101","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274504,"usec":575911},"freq":136975000,"burst_len_octets":86,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.706960,"noise_level":-24.296267,"freq_skew":-0.192842,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"452144","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":7,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"airport_coverage","value":"LFPO"},{"name":"atn_router_nets","value":[88,65,65,2,0,147]},{"name":"system_mask","value":["F00000"]},{"name":"gs_location","value":{"lat":48.700001,"lon":2.400000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274505,"usec":326642},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.262856,"noise_level":-24.225338,"freq_skew":0.292975,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","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":"LFPO"},{"name":"ac_location","value":{"loc":{"lat":47.000000,"lon":-1.300000},"alt":31000}}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274505,"usec":326642},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":1,"sig_level":-4.262856,"noise_level":-24.225338,"freq_skew":0.292975,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-EAI","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"VY750P","msg_num":"S72","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274505,"usec":326642},"freq":136975000,"burst_len_octets":180,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":2,"sig_level":-4.262856,"noise_level":-24.225338,"freq_skew":0.292975,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"21220504","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":[71,0,39,65,86,76,71,0,69,33,68,0,0,83,65,65,66,0,0,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274505,"usec":327514},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.911026,"noise_level":-24.183056,"freq_skew":-0.306931,"avlc":{"src":{"addr":"4D24B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":3,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":4,"rseq":7,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":50.000000,"flags":192,"pdu_id":935,"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":"2.3.0-967750b"},"t":{"sec":1729274505,"usec":327626},"freq":136975000,"burst_len_octets":68,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-11.146665,"noise_level":-24.183056,"freq_skew":-0.314674,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"452144","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":"21220504","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":128,"from_called_dte":128}},{"name":"called_addr_extension","value":[12,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,1,88,65,65,0,0,0,2,0,147,2,0,172,19,147,198,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":100138},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.880760,"noise_level":-23.919952,"freq_skew":-0.270174,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"452144","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".LZ-EAI","mode":"2","label":"_d","blk_id":"X","ack":"3","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":100461},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.724329,"noise_level":-23.919952,"freq_skew":0.432867,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":100691},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.310175,"noise_level":-24.475109,"freq_skew":-3.147026,"avlc":{"src":{"addr":"3991E4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":0,"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":20533,"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":[209,122,42,221]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":101306},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.573714,"noise_level":-25.295286,"freq_skew":-2.407296,"avlc":{"src":{"addr":"4C4AA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_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":2}},{"name":"avlc_specific_options","value":[39]},{"name":"dst_airport","value":"LFBD"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":104140},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.566714,"noise_level":-25.152643,"freq_skew":-2.224397,"avlc":{"src":{"addr":"4C4AA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..YUSVJ","mode":"2","label":"Q0","blk_id":"3","ack":"!","flight":"XA0001","msg_num":"S58","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":104371},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.191534,"noise_level":-26.083485,"freq_skew":-0.754912,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44180,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[91,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":1,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":106127},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.561023,"noise_level":-27.000589,"freq_skew":0.341498,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":853723},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.014109,"noise_level":-26.961782,"freq_skew":-0.435135,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":0,"rseq":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":393,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20499,"credit":2,"rseq":2,"variable_part_params":[{"name":"atn_checksum","value":[59,17,198,137]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":854255},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":1,"octets_corrected_by_fec":2,"idx":0,"sig_level":-4.524453,"noise_level":-28.078106,"freq_skew":-0.175208,"avlc":{"src":{"addr":"10909A","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":70,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32258,"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":[177,168,149,198]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":854688},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.798644,"noise_level":-28.056118,"freq_skew":0.390275,"avlc":{"src":{"addr":"27CB37","type":"Ground station","status":"On ground"},"dst":{"addr":"3991E4","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":855908},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.573764,"noise_level":-27.990490,"freq_skew":-1.345771,"avlc":{"src":{"addr":"48C12B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"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":233,"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":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":857549},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.667793,"noise_level":-27.905123,"freq_skew":0.016601,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"3424D5","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":70,"priority":11,"lifetime":48.000000,"flags":192,"pdu_id":32261,"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":[118,211,205,239]},{"name":"flow_control","value":{"acked_tpdu_nr":2,"acked_subseq":12,"acked_credit":2}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274506,"usec":859546},"freq":136975000,"burst_len_octets":71,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.693666,"noise_level":-27.797886,"freq_skew":0.558804,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"dst_airport","value":"LMML"},{"name":"ac_location","value":{"loc":{"lat":46.000000,"lon":5.800000},"alt":35000}},{"name":"alternate_ground_stations","value":["10990A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274507,"usec":628676},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.166605,"noise_level":-27.525103,"freq_skew":-2.258493,"avlc":{"src":{"addr":"4C4AA9","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1098AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274507,"usec":631916},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.496365,"noise_level":-27.341152,"freq_skew":-0.270270,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274507,"usec":633202},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.015930,"noise_level":-27.300797,"freq_skew":0.303493,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nRTM1LOWEI-HMV   3910DCEGCCLMMLER1810175956\r\n3250 71660379360A607BCG3A-L200-0002\r\n-3000 349940019820266 384 381 362 368\r\n-2500 349950019920166 386 383 363 369\r\n-2000 349960019720066 385 382 362 367\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274507,"usec":634843},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.450965,"noise_level":-27.974680,"freq_skew":-0.479953,"avlc":{"src":{"addr":"4D24B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274508,"usec":384437},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.942652,"noise_level":-27.717472,"freq_skew":0.403771,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":255,"calling_addr":"23126475","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":[71,0,39,65,82,89,82,0,76,173,61,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274508,"usec":390947},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.071038,"noise_level":-27.385963,"freq_skew":-0.338749,"avlc":{"src":{"addr":"4BCDF4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10980A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_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":"EGBB"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274508,"usec":391340},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.171336,"noise_level":-27.365658,"freq_skew":0.646580,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"A","sublabel":"DF","msg_text":"B07A\r\nRTM1LOWEI-HMV   3910DCEGCCLMMLER1810175956\r\n3250 71660379360A607BCG3A-L200-0002\r\n-3000 349940019820266 384 381 362 368\r\n-2500 349950019920166 386 383 363 369\r\n-2000 349960019720066 385 382 362 367\r\n-1"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":146022},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.018050,"noise_level":-27.027542,"freq_skew":0.425885,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"5","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"B","sublabel":"DF","msg_text":"500 349980019219666 380 377 358 363\r\n-1000 350010019119466 377 374 353 360\r\n-0500 349980019119466 376 374 354 360\r\n 5600 349960019019366 376 373 353 359\r\n+0500 350050019219566 376 373 354 360\r\n+1000 3499900"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":921225},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.919521,"noise_level":-27.798786,"freq_skew":-3.099642,"avlc":{"src":{"addr":"3991E4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":560,"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":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":921806},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.360797,"noise_level":-27.777493,"freq_skew":-0.546556,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Command","frame_type":"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":394,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":20499,"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":[159,67,141,124]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":923127},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.505700,"noise_level":-27.960033,"freq_skew":1.118523,"avlc":{"src":{"addr":"4D24D7","type":"Aircraft","status":"Airborne"},"dst":{"addr":"260F37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":923966},"freq":136975000,"burst_len_octets":49,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.852614,"noise_level":-27.916706,"freq_skew":-1.016554,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1332,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":44180,"sseq":4,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[91,66]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":4,"msg_ref":5,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":1,"sec":32}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":925261},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":1,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.431501,"noise_level":-28.428638,"freq_skew":0.393523,"avlc":{"src":{"addr":"27CB37","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEA3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":926298},"freq":136975000,"burst_len_octets":95,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.808760,"noise_level":-28.360146,"freq_skew":-0.622709,"avlc":{"src":{"addr":"3C07FC","type":"Aircraft","status":"On ground"},"dst":{"addr":"10984A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"xid_sequencing","value":{"seq":4,"retry":1}},{"name":"dst_airport","value":"LEIB"},{"name":"ac_location","value":{"loc":{"lat":45.299999,"lon":1.500000},"alt":0}},{"name":"alternate_ground_stations","value":["109C2A","1098AA","10905A","1098CA","10907A","10940A","10901A"]},{"name":"avlc_specific_options","value":[36]},{"name":"conn_mgmt","value":1}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274509,"usec":928634},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.715430,"noise_level":-28.247175,"freq_skew":-0.152701,"avlc":{"src":{"addr":"10909A","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":"2.3.0-967750b"},"t":{"sec":1729274510,"usec":676722},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.541770,"noise_level":-28.091446,"freq_skew":-2.071457,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"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":272,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274510,"usec":677964},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.694513,"noise_level":-28.682364,"freq_skew":-3.358622,"avlc":{"src":{"addr":"3991E4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":6}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274510,"usec":682113},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.181314,"noise_level":-29.064978,"freq_skew":0.424601,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274511,"usec":425781},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.570403,"noise_level":-29.061584,"freq_skew":-0.513942,"avlc":{"src":{"addr":"3C07FC","type":"Aircraft","status":"On ground"},"dst":{"addr":"10984A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":"..DASAP","mode":"2","label":"Q0","blk_id":"7","ack":"!","flight":"GS0000","msg_num":"S53","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274516,"usec":7372},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.489630,"noise_level":-26.935398,"freq_skew":0.449791,"avlc":{"src":{"addr":"452144","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274516,"usec":766045},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.153642,"noise_level":-26.318514,"freq_skew":-0.295643,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD41","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274516,"usec":767556},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.672100,"noise_level":-26.264748,"freq_skew":-0.287478,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD41","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXKB","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274516,"usec":769920},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.422051,"noise_level":-26.158201,"freq_skew":0.499728,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","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":0,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":70,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3915,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":34349,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[189,95]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274517,"usec":537071},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.442321,"noise_level":-26.777687,"freq_skew":-0.747589,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"298DD7","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":11,"pkt_type_name":"Call Request","chan_group":11,"chan_num":254,"calling_addr":"16347243","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":[71,0,39,65,84,86,70,0,57,206,163,0,0,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274517,"usec":541532},"freq":136975000,"burst_len_octets":59,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.871346,"noise_level":-27.459751,"freq_skew":-0.189913,"avlc":{"src":{"addr":"4BCDF4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10980A","type":"Ground station"},"cr":"Command","frame_type":"U","cmd":"XID","pf":true,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Initiation","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,164,136]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":5},{"name":"xid_sequencing","value":{"seq":1,"retry":1}},{"name":"avlc_specific_options","value":[37]},{"name":"dst_airport","value":"EGBB"}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274517,"usec":543673},"freq":136975000,"burst_len_octets":32,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.951251,"noise_level":-27.357838,"freq_skew":-0.781643,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":2,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1333,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44180,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[177,214]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274517,"usec":545395},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.129542,"noise_level":-27.651846,"freq_skew":0.329908,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":7,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"8","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"E","sublabel":"DF","msg_text":"64\r\n+6500 350190019319766 379 377 356 362\r\n+7000 350110019319666 381 377 356 364\r\n+7500 350070019219766 378 377 356 363\r\n+8000 350050019119566 378 376 355 361\r\n+8500 350020018919366 376 375 354 359\r\n+9000 3"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":293565},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.883305,"noise_level":-27.819117,"freq_skew":-0.331921,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD41","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":64,"priority":14,"lifetime":10.000000,"flags":254,"pdu_id":42100,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":295477},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.405232,"noise_level":-27.734060,"freq_skew":0.785888,"avlc":{"src":{"addr":"39DD41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":2,"unknown_proto":{"data":[97]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":296545},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.014731,"noise_level":-28.726192,"freq_skew":-0.871595,"avlc":{"src":{"addr":"39CEA3","type":"Aircraft","status":"Airborne"},"dst":{"addr":"27CB37","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":1,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":1334,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":44180,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[178,35]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":297119},"freq":136975000,"burst_len_octets":33,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.893857,"noise_level":-29.518681,"freq_skew":-0.187039,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD41","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":2,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".F-HXKB","mode":"2","label":"_d","blk_id":"X","ack":"2","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":297514},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-5.458050,"noise_level":-29.492733,"freq_skew":0.228252,"avlc":{"src":{"addr":"27CB37","type":"Ground station","status":"On ground"},"dst":{"addr":"39CEA3","type":"Aircraft"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":298043},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.262480,"noise_level":-29.466862,"freq_skew":0.446055,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":299278},"freq":136975000,"burst_len_octets":80,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.115298,"noise_level":-29.389709,"freq_skew":-0.512638,"avlc":{"src":{"addr":"4BCDF4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10980A","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":"22746764","facilities":[{"name":"max_pkt_size","value":{"from_calling_dte":1024,"from_called_dte":1024}},{"name":"window_size","value":{"from_calling_dte":4,"from_called_dte":4}},{"name":"fast_select","value":true},{"name":"called_addr_extension","value":[140,88,65,65,2,0,147]}],"compression_options":19,"compression_algos":["LREF","LREF-CAN"],"esis":{"err":false,"pdu_type":4,"pdu_type_name":"IS Hello","hold_time":30,"net":[71,0,39,65,83,88,83,0,75,205,244,0,1,0,0,0,0,0,1,0]}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274518,"usec":300161},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.589425,"noise_level":-29.415413,"freq_skew":-1.433032,"avlc":{"src":{"addr":"48C12B","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274519,"usec":49090},"freq":136975000,"burst_len_octets":44,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.666132,"noise_level":-29.287952,"freq_skew":-0.523948,"avlc":{"src":{"addr":"4BCDF4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10980A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":1,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":false,"reg":".TC-SOT","mode":"2","label":"Q0","blk_id":"6","ack":"!","flight":"XQ07SA","msg_num":"S19","msg_num_seq":"A","msg_text":""}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274519,"usec":52305},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.504820,"noise_level":-29.426470,"freq_skew":0.698329,"avlc":{"src":{"addr":"39DD41","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":4}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274519,"usec":53326},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.167733,"noise_level":-30.038462,"freq_skew":-2.056621,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":3}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274519,"usec":819357},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.135513,"noise_level":-29.687012,"freq_skew":-0.228494,"avlc":{"src":{"addr":"4BCDF4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10980A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":1}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274519,"usec":819906},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.015206,"noise_level":-29.660557,"freq_skew":0.521724,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":0,"sseq":0,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"9","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"F","sublabel":"DF","msg_text":"49970018218566 364 363 342 349\r\n-30 85 85 164 1650060106611\r\n-25 85 85 165 1650060106611\r\n-20 85 85 165 1650060106611\r\n-15 84 84 165 1660060106611\r\n-10 84 84 166 1660060106611\r\n-05 84 84 166 1660050106611\r\n"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274520,"usec":583305},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.213553,"noise_level":-28.523310,"freq_skew":-0.336388,"avlc":{"src":{"addr":"4BCDF4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10980A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":2}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274521,"usec":354585},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.493105,"noise_level":-28.182489,"freq_skew":0.626687,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","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":69,"priority":11,"lifetime":50.000000,"flags":192,"pdu_id":3916,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":7279,"credit":3,"rseq":5,"variable_part_params":[{"name":"checksum","value":[157,242]},{"name":"flow_control","value":{"acked_tpdu_nr":5,"acked_subseq":0,"acked_credit":10}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274522,"usec":89230},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.078513,"noise_level":-27.769142,"freq_skew":0.274115,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":2,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"0","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"G","sublabel":"DF","msg_text":" 56 84 84 166 1660060106611\r\n+05 84 84 165 1660060106611\r\n+10 84 84 165 1660050106611\r\n+15 84 84 165 1650060106611\r\n+20 84 84 165 1650060106611\r\n+25 84 84 165 1660060106611\r\n+30 84 84 165 1660060106611\r\n+35"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274522,"usec":865206},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.078926,"noise_level":-27.134300,"freq_skew":-0.377547,"avlc":{"src":{"addr":"3424D5","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10909A","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":395,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":4,"ack":2,"credit_offered":3,"credit_avail":4}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274523,"usec":635103},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.105540,"noise_level":-27.569378,"freq_skew":0.556572,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":3,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"1","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"H","sublabel":"DF","msg_text":" 84 84 166 1660050106611\r\n+40 84 84 166 1660060106611\r\n+45 84 84 166 1660060106611\r\n+50 84 84 166 1660060106611\r\n+55 84 84 166 1660060106611\r\n+60 84 84 166 1660050106611\r\n+65 84 84 166 1660050106611\r\n+70 84"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274523,"usec":636482},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":1,"idx":0,"sig_level":-4.994684,"noise_level":-27.527952,"freq_skew":-0.249702,"avlc":{"src":{"addr":"10909A","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":"2.3.0-967750b"},"t":{"sec":1729274524,"usec":396633},"freq":136975000,"burst_len_octets":62,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.841311,"noise_level":-26.719547,"freq_skew":-2.026184,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":4,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":1,"rseq":2,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":273,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":10855,"credit":3,"rseq":7,"variable_part_params":[{"name":"atn_checksum","value":[237,220,249,118]}]},{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":10855,"sseq":6,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[83,168,79,7]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":6,"msg_ref":6,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":2,"sec":3}},"logical_ack":"notRequired"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"LOGICAL ACKNOWLEDGMENT","choice":"dM100NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274525,"usec":148598},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.718295,"noise_level":-26.296963,"freq_skew":-0.166672,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"345101","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.725006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["11909A"]},{"name":"atn_router_nets","value":[88,65,65,2,0,147]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274525,"usec":149611},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.127408,"noise_level":-26.261173,"freq_skew":0.513716,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":4,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"2","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"I","sublabel":"DF","msg_text":" 84 167 1670060106611\r\n+75 84 84 167 1670060106611\r\n+80 84 84 167 1670050106611\r\n+85 83 83 167 1670050106611\r\n+90 82 82 168 1670060106611\r\n-30 71 71 25 25-077300 -545ER\r\n-25 71 71 25 25-077400 -545ER\r\n-20 7"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274525,"usec":901950},"freq":136975000,"burst_len_octets":85,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.746576,"noise_level":-26.137045,"freq_skew":-0.428962,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD45","type":"Aircraft"},"cr":"Command","frame_type":"U","cmd":"XID","pf":false,"xid":{"err":false,"type":"XID_CMD_HO","type_descr":"Handoff Request / Broadcast Handoff","pub_params":[{"name":"param_set_id","value":"8885:1993"},{"name":"procedure_classes","value":[0,1]},{"name":"hdlc_options","value":[32,132,128]},{"name":"n1_downlink","value":[7,216]},{"name":"n1_uplink","value":[7,216]}],"vdl_params":[{"name":"param_set_id","value":"V"},{"name":"conn_mgmt","value":1},{"name":"xid_sequencing","value":{"seq":0,"retry":0}},{"name":"avlc_specific_options","value":[36]},{"name":"autotune_freq","value":{"freq_mhz":136.725006,"modulation_support":["VDL-M2, D8PSK, 31500 bps"]}},{"name":"replacement_ground_stations","value":["11909A"]},{"name":"atn_router_nets","value":[88,65,65,2,0,147]},{"name":"system_mask","value":["F00000"]}]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274525,"usec":903332},"freq":136975000,"burst_len_octets":13,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.074351,"noise_level":-26.084387,"freq_skew":-1.957738,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274530,"usec":486398},"freq":136975000,"burst_len_octets":51,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.541160,"noise_level":-24.124441,"freq_skew":-2.040085,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":4,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":2,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":274,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":10855,"sseq":7,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"atn_checksum","value":[222,236,238,221]}]}],"cpdlc":{"atc_downlink_message":{"header":{"msg_id":7,"msg_ref":6,"timestamp":{"date":{"year":2024,"month":10,"day":18},"time":{"hour":18,"min":2,"sec":9}},"logical_ack":"required"},"msg_data":{"msg_elements":[{"msg_element":{"choice_label":"WILCO","choice":"dM0NULL","data":{}}}]}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274530,"usec":494386},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.148510,"noise_level":-23.876640,"freq_skew":-1.971758,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Selective Reject","pf":false,"rseq":5,"unknown_proto":{"data":[193]}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274531,"usec":245498},"freq":136975000,"burst_len_octets":42,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-2.888256,"noise_level":-23.596199,"freq_skew":-0.517609,"avlc":{"src":{"addr":"4D24B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":2,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":6,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":937,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":10240,"credit":1,"rseq":0,"variable_part_params":[{"name":"checksum","value":[184,66]},{"name":"flow_control","value":{"acked_tpdu_nr":0,"acked_subseq":0,"acked_credit":15}}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274531,"usec":996620},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.239036,"noise_level":-23.439920,"freq_skew":-1.911565,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":7}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274531,"usec":996691},"freq":136975000,"burst_len_octets":53,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-7.182528,"noise_level":-23.439920,"freq_skew":-0.332980,"avlc":{"src":{"addr":"10909A","type":"Ground station","status":"On ground"},"dst":{"addr":"39DD45","type":"Aircraft"},"cr":"Command","frame_type":"I","rseq":7,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":3,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":64,"priority":14,"lifetime":10.000000,"flags":254,"pdu_id":42368,"idrp":{"err":false,"pdu_type":4,"pdu_type_name":"Keepalive","seq":3,"ack":3,"credit_offered":4,"credit_avail":3}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274531,"usec":997229},"freq":136975000,"burst_len_octets":112,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.879599,"noise_level":-23.414145,"freq_skew":-0.442952,"avlc":{"src":{"addr":"4D24B6","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10901A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":3,"sseq":5,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":7,"rseq":1,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":0,"priority":8,"lifetime":50.000000,"flags":192,"pdu_id":938,"cotp":{"pdu_list":[{"err":false,"tpdu_code":240,"tpdu_code_descr":"Data","extended":false,"dst_ref":10240,"sseq":0,"req_of_ack":0,"eot":1,"reasm_status":"skipped","variable_part_params":[{"name":"checksum","value":[43,169]}]}],"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":[1,3,27,1,5055670,0]}},"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":"WMT7ZQ","long_tsap":{"rdp":[65,83,69,85,0],"short_tsap":{"ars":[77,36,182],"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":[65,83,69,85,0],"short_tsap":{"ars":[77,36,182],"loc_sys_nsel_tsel":[0,0,0,0,0,0,0,1,1,2,2]}}}}}}],"departure_airport":"LFOB","destination_airport":"LROP"}}}}}}}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274531,"usec":999150},"freq":136975000,"burst_len_octets":34,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-3.690210,"noise_level":-23.447453,"freq_skew":-1.807158,"avlc":{"src":{"addr":"3451D4","type":"Aircraft","status":"Airborne"},"dst":{"addr":"10957A","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":5,"sseq":7,"poll":false,"x25":{"err":false,"pkt_type":0,"pkt_type_name":"Data","chan_group":11,"chan_num":255,"sseq":3,"rseq":5,"more":false,"reasm_status":"skipped","clnp":{"err":false,"compressed":true,"local_ref_a":71,"priority":11,"lifetime":20.000000,"flags":246,"pdu_id":275,"cotp":{"pdu_list":[{"err":false,"tpdu_code":96,"tpdu_code_descr":"Data Ack","extended":false,"dst_ref":10855,"credit":3,"rseq":8,"variable_part_params":[{"name":"atn_checksum","value":[67,169,44,33]}]}]}}}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274532,"usec":552},"freq":136975000,"burst_len_octets":254,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.173342,"noise_level":-24.358456,"freq_skew":0.261622,"avlc":{"src":{"addr":"4CAD3D","type":"Aircraft","status":"Airborne"},"dst":{"addr":"1090AA","type":"Ground station"},"cr":"Command","frame_type":"I","rseq":6,"sseq":6,"poll":false,"acars":{"err":false,"crc_ok":true,"more":true,"reg":".EI-HMV","mode":"2","label":"H1","blk_id":"4","ack":"!","flight":"FR10DC","msg_num":"D81","msg_num_seq":"K","sublabel":"DF","msg_text":"38ER\r\n+15 68 69 25 25-078000 -535ER\r\n+20 69 69 24 25-077800 -535ER\r\n+25 69 69 24 25-077800 -535ER\r\n+30 69 69 24 25-077700 -535ER\r\n+35 69 69 24 25-077400 -538ER\r\n+40 69 69 24 25-077600 -538ER\r\n+45 69 69 24 2"}}}}
{"vdl2":{"app":{"name":"dumpvdl2","ver":"2.3.0-967750b"},"t":{"sec":1729274532,"usec":2971},"freq":136975000,"burst_len_octets":14,"hdr_bits_fixed":0,"octets_corrected_by_fec":0,"idx":0,"sig_level":-4.607338,"noise_level":-24.807129,"freq_skew":0.379375,"avlc":{"src":{"addr":"4D2534","type":"Aircraft","status":"Airborne"},"dst":{"addr":"20B677","type":"Ground station"},"cr":"Response","frame_type":"S","cmd":"Receive Ready","pf":false,"rseq":5}}}