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Mode-s	Serial	Type	ICAO	Operator	Country
43C5E9	ZM415	Atlas C1	A400	RAF\|24/30/70 Sqn[EGVN]	United Kingdom

VDL2 Logs:

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:50:21
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:50:17
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x27
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:25:21
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:25
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:24
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:23
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 1
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:23
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA0000
7	Mode: 2 Label: Q0 Blk id: 0 More: 0 Ack: ! Msg num: S16A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:23
3	AVLC type: U (XID) P/F: 1
4	XID: Handoff Response
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 01
12	XID sequencing: seq: 0 retry: 0
13	AVLC specific options: 25
14	Destination airport: EGDM
15	Aircraft location: 53.0N 3.0E 15000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:21
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:20:17
3	AVLC type: I sseq: 1 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x21
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:15:21
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 23:15:17
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x20
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 21:45:21
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-28 21:45:19
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:43
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x88
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:33
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x88
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:31
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:25
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:21
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x88
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:19
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:18
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 1
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:18
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4221
7	Mode: 2 Label: Q0 Blk id: 0 More: 0 Ack: ! Msg num: S50A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:18
3	AVLC type: U (XID) P/F: 1
4	XID: Handoff Response
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 01
12	XID sequencing: seq: 2 retry: 0
13	AVLC specific options: 25
14	Destination airport: EGDM
15	Aircraft location: 51.0N 0.0E 20000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:17
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x88
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:57:12
3	AVLC type: I sseq: 4 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x88
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:52:16
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:52:12
3	AVLC type: I sseq: 3 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x87
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:47:59
3	AVLC type: I sseq: 2 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x86
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0034 dst_ref: 0xdd4f
12	ATN checksum: 03 dc 46 d1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:47:55
3	AVLC type: I sseq: 2 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x86
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0034 dst_ref: 0xdd4f
12	ATN checksum: 03 dc 46 d1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:47:55
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x85
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 3 credit: 2
13	ATN checksum: fb 3e 0e 40
14	X.224 COTP Data:
15	dst_ref: 0xdd4f
16	sseq: 1 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: a7 41 0c 4b
19	X.227 ACSE Release Response:
20	Reason: normal
21	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:47:16
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:47:12
3	AVLC type: I sseq: 0 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x84
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:46:43
3	AVLC type: I sseq: 7 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x83
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: ba da 80 c9

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:45:53
3	AVLC type: I sseq: 6 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x82
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	ATN checksum: a6 71 db 95

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:43:53
3	AVLC type: I sseq: 5 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x81
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: ba da 80 c9

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:43:03
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x80
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	ATN checksum: a6 71 db 95

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:42:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:42:12
3	AVLC type: I sseq: 3 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7f
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:41:10
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7e
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: ba da 80 c9

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:41:03
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7e
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: ba da 80 c9

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:40:30
3	AVLC type: I sseq: 1 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7d
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 2 credit: 2
13	ATN checksum: a6 71 db 95

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:40:30
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:40:14
3	AVLC type: I sseq: 0 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7c
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 1 credit: 2
13	ATN checksum: 51 a4 a9 ea

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:38:14
3	AVLC type: I sseq: 7 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7b
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 1 credit: 2
13	ATN checksum: 51 a4 a9 ea

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:38:14
3	AVLC type: S (Receive Ready) P/F: 1 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:38:13
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x7a
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0033 dst_ref: 0xbc88
12	ATN checksum: c2 f9 81 66

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:38:13
3	AVLC type: I sseq: 5 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x79
10	X.224 COTP Data:
11	dst_ref: 0xdd4f
12	sseq: 0 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: e9 59 4d 8d
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 0
18	Timestamp: 2026-10-20 14:38:12
19	Logical ACK: required
20	Message data:
21	CURRENT DATA AUTHORITY

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:38:13
3	AVLC type: I sseq: 4 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x78
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 6 credit: 3
13	ATN checksum: 05 bb bc b2
14	X.224 COTP Data:
15	dst_ref: 0xbc88
16	sseq: 4 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: 0b 54 ba 32
19	X.227 ACSE Release Response:
20	Reason: normal
21	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:38:01
3	AVLC type: I sseq: 3 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x77
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 0 credit: 1
13	Flow control:
14	Acked TPDU nr: 0
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 5b 00 4a 3e

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:50
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x76
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:20
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:19
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:18
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 1
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:18
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4221
7	Mode: 2 Label: Q0 Blk id: 9 More: 0 Ack: ! Msg num: S49A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:18
3	AVLC type: U (XID) P/F: 1
4	XID: Handoff Response
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 01
12	XID sequencing: seq: 1 retry: 0
13	AVLC specific options: 25
14	Destination airport: EGDM
15	Aircraft location: 51.0N 3.0E 31000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:12
3	AVLC type: I sseq: 3 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x75
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:37:11
3	AVLC type: I sseq: 2 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x74
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 0 credit: 1
13	ATN checksum: dd 05 ae fa

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:36:10
3	AVLC type: I sseq: 1 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x73
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:35:12
3	AVLC type: I sseq: 0 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x72
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 0 credit: 1
13	Flow control:
14	Acked TPDU nr: 0
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 5b 00 4a 3e

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:34:36
3	AVLC type: I sseq: 7 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x71
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:34:32
3	AVLC type: I sseq: 7 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x71
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:34:21
3	AVLC type: I sseq: 6 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x70
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 0 credit: 1
13	ATN checksum: dd 05 ae fa

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:32:58
3	AVLC type: I sseq: 5 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6f
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:32:53
3	AVLC type: I sseq: 5 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6f
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:32:21
3	AVLC type: I sseq: 4 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6e
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 0 credit: 1
13	Flow control:
14	Acked TPDU nr: 0
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 5b 00 4a 3e

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:32:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:32:12
3	AVLC type: I sseq: 3 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6d
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:31:31
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6c
10	X.224 COTP Data Ack:
11	dst_ref: 0xdd4f
12	rseq: 0 credit: 1
13	ATN checksum: dd 05 ae fa

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:31:14
3	AVLC type: I sseq: 1 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6b
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:31:10
3	AVLC type: I sseq: 1 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6b
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	Flow control:
14	Acked TPDU nr: 4
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 00 b7 f9 d2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:29:32
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:29:31
3	AVLC type: I sseq: 0 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6a
10	X.224 COTP Connect Confirm:
11	src_ref: 0x0034 dst_ref: 0xdd4f
12	Initial Credit: 1
13	Protocol class: 4
14	Options: 00 (use normal PDU formats)
15	TPDU size (bytes): 1024
16	Called/responding transport selector: 16 01
17	Calling transport selector: 65 6d
18	Priority: 3
19	Ack time (ms): 1000
20	Inactivity timer (ms): 360000
21	Additional options: 0x00
22	ATN checksum: 7e b8 54 c7
23	X.225 Session SPDU: Short Accept
24	X.227 ACSE Associate Response:
25	Application context name: { 1.3.27.3.1 }
26	Associate result: accept
27	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:29:31
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:29:29
3	AVLC type: I sseq: 7 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x69
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 5 credit: 3
13	ATN checksum: af ee 8a 08
14	X.224 COTP Data:
15	dst_ref: 0xbc88
16	sseq: 3 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: ec e6 00 f5
19	CPDLC Downlink Message:
20	Header:
21	Msg ID: 3
22	Msg Ref: 5
23	Timestamp: 2026-10-20 14:29:28
24	Logical ACK: notRequired
25	Message data:
26	LOGICAL ACKNOWLEDGMENT

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:28:24
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x68
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:27:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:27:12
3	AVLC type: I sseq: 5 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x67
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:26:47
3	AVLC type: I sseq: 4 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x66
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:26:44
3	AVLC type: I sseq: 4 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x66
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:25:04
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x65
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:23:24
3	AVLC type: I sseq: 2 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x64
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:22:18
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:22:12
3	AVLC type: I sseq: 1 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x63
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:21:47
3	AVLC type: I sseq: 0 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x62
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:20:04
3	AVLC type: I sseq: 7 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x61
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:18:28
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x60
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:18:24
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x60
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:17:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:17:13
3	AVLC type: I sseq: 5 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x5f
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:16:44
3	AVLC type: I sseq: 4 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x5e
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:15:04
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x5d
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:13:24
3	AVLC type: I sseq: 2 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x5c
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 05 1d 96 cd

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:12:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:11:45
3	AVLC type: I sseq: 0 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x5a
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 4 credit: 3
13	ATN checksum: 5a 22 58 5d

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:11:44
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:11:32
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-20 16:11:31
3	AVLC type: I sseq: 6 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x58
10	X.224 COTP Data Ack:
11	dst_ref: 0xbc88
12	rseq: 3 credit: 2
13	ATN checksum: e6 82 5d 6d
14	X.224 COTP Data:
15	dst_ref: 0xbc88
16	sseq: 1 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: d0 da b7 68
19	CPDLC Downlink Message:
20	Header:
21	Msg ID: 1
22	Msg Ref: 3
23	Timestamp: 2026-10-20 14:11:30
24	Logical ACK: notRequired
25	Message data:
26	LOGICAL ACKNOWLEDGMENT

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:35:42
3	AVLC type: I sseq: 3 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x24
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	Flow control:
14	Acked TPDU nr: 5
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 85 46 e7 da

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:58
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x23
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	Flow control:
14	Acked TPDU nr: 5
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 85 46 e7 da

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:20
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:19
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:18
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 1
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:18
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: Q0 Blk id: 0 More: 0 Ack: ! Msg num: S10A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:18
3	AVLC type: U (XID) P/F: 1
4	XID: Handoff Response
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 01
12	XID sequencing: seq: 1 retry: 0
13	AVLC specific options: 25
14	Destination airport: ETHC
15	Aircraft location: 52.0N 7.0E 29000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:16
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:33:13
3	AVLC type: I sseq: 6 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x22
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:32:17
3	AVLC type: I sseq: 5 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x21
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	Flow control:
14	Acked TPDU nr: 5
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 85 46 e7 da

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:30:40
3	AVLC type: I sseq: 4 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x20
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	Flow control:
14	Acked TPDU nr: 5
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 85 46 e7 da

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:28:58
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1f
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	Flow control:
14	Acked TPDU nr: 5
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 85 46 e7 da

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:28:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:28:13
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1e
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:28:09
3	AVLC type: I sseq: 1 rseq: 3 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: _d Blk id: 9 More: 0 Ack: C Msg num: S09A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:28:08
3	AVLC type: I sseq: 0 rseq: 2 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: _d Blk id: 8 More: 0 Ack: B Msg num: S08A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:48
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:43
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:41
3	AVLC type: I sseq: 7 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: B9 Blk id: 7 More: 0 Ack: ! Msg num: J01A
8	Message:
9	/EDDV.TI2/000EDDVA7577

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:40
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: _d Blk id: 6 More: 0 Ack: A Msg num: S07A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:36
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: _d Blk id: 6 More: 0 Ack: A Msg num: S07A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:32
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: _d Blk id: 6 More: 0 Ack: A Msg num: S07A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:25
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:23
3	AVLC type: I sseq: 5 rseq: 6 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: B9 Blk id: 5 More: 0 Ack: ! Msg num: J00A
8	Message:
9	/ETHC.TI2/000ETHCAE737

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:27:17
3	AVLC type: I sseq: 4 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1d
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	Flow control:
14	Acked TPDU nr: 5
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 85 46 e7 da

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:25:42
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1c
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	ATN checksum: 53 46 56 4c

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:25:38
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1c
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 6 credit: 3
13	ATN checksum: 53 46 56 4c

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:25:38
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:25:37
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1b
10	X.224 COTP Data:
11	dst_ref: 0xa197
12	sseq: 4 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 4e 78 0a e3
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 4
18	Msg Ref: 5
19	Timestamp: 2026-10-19 13:25:36
20	Logical ACK: required
21	Message data:
22	WILCO

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:25:13
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:25:12
3	AVLC type: I sseq: 1 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1a
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 5 credit: 3
13	ATN checksum: fd 79 24 a1
14	X.224 COTP Data:
15	dst_ref: 0xa197
16	sseq: 3 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: f3 4c af c5
19	CPDLC Downlink Message:
20	Header:
21	Msg ID: 3
22	Msg Ref: 5
23	Timestamp: 2026-10-19 13:25:11
24	Logical ACK: notRequired
25	Message data:
26	LOGICAL ACKNOWLEDGMENT

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:24:53
3	AVLC type: I sseq: 0 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x19
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 8f 11 21 d0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:23:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:23:14
3	AVLC type: I sseq: 7 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x18
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 4 credit: 3
13	Flow control:
14	Acked TPDU nr: 3
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 8f 11 21 d0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:23:14
3	AVLC type: I sseq: 6 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x17
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:21:35
3	AVLC type: I sseq: 5 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x16
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 4 credit: 3
13	ATN checksum: a8 ac f1 f6

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:21:34
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 6

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:21:34
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 4
4	Data (1 bytes):
5	a1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:21:33
3	AVLC type: I sseq: 4 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x15
10	X.224 COTP Data:
11	dst_ref: 0xa197
12	sseq: 2 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 7c 9c c7 d5
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 2
18	Msg Ref: 3
19	Timestamp: 2026-10-19 13:21:32
20	Logical ACK: required
21	Message data:
22	WILCO

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:21:12
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:21:11
3	AVLC type: I sseq: 3 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x14
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 3 credit: 2
13	ATN checksum: 35 0d f6 07
14	X.224 COTP Data:
15	dst_ref: 0xa197
16	sseq: 1 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: 3e 69 29 e6
19	CPDLC Downlink Message:
20	Header:
21	Msg ID: 1
22	Msg Ref: 3
23	Timestamp: 2026-10-19 13:21:09
24	Logical ACK: notRequired
25	Message data:
26	LOGICAL ACKNOWLEDGMENT

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:20:56
3	AVLC type: I sseq: 2 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x13
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: e4 22 2d 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:19:16
3	AVLC type: I sseq: 1 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x12
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: e4 22 2d 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:18:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:18:14
3	AVLC type: I sseq: 0 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x11
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:17:36
3	AVLC type: I sseq: 7 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x10
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: e4 22 2d 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:15:56
3	AVLC type: I sseq: 6 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xf
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: e4 22 2d 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:14:18
3	AVLC type: I sseq: 5 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xe
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: e4 22 2d 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:13:21
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:13:19
3	AVLC type: I sseq: 4 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xd
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:13:14
3	AVLC type: I sseq: 4 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xd
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:43
3	AVLC type: I sseq: 3 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xc
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 2 credit: 2
13	ATN checksum: df 40 c4 5c

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:42
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:42
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 1
4	Data (1 bytes):
5	41

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:42
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:41
3	AVLC type: I sseq: 2 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xb
10	X.224 COTP Data Ack:
11	dst_ref: 0xa197
12	rseq: 1 credit: 2
13	ATN checksum: 8a 73 92 b1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:39
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:38
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 1
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:38
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: Q0 Blk id: 4 More: 0 Ack: ! Msg num: S06A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:38
3	AVLC type: U (XID) P/F: 1
4	XID: Handoff Response
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 01
12	XID sequencing: seq: 0 retry: 0
13	AVLC specific options: 25
14	Destination airport: ETHC
15	Aircraft location: 52.0N 3.0E 30000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:36
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:35
3	AVLC type: I sseq: 4 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa
10	X.224 COTP Data:
11	dst_ref: 0xa197
12	sseq: 0 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 69 ad f1 b5
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 0
18	Timestamp: 2026-10-19 13:12:31
19	Logical ACK: required
20	Message data:
21	CURRENT DATA AUTHORITY

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:35
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:32
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 5
4	Data (1 bytes):
5	c1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:32
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9
10	X.224 COTP Connect Confirm:
11	src_ref: 0x0033 dst_ref: 0xa197
12	Initial Credit: 1
13	Protocol class: 4
14	Options: 00 (use normal PDU formats)
15	TPDU size (bytes): 1024
16	Called/responding transport selector: 16 01
17	Calling transport selector: 65 6d
18	Priority: 3
19	Ack time (ms): 1000
20	Inactivity timer (ms): 360000
21	Additional options: 0x00
22	ATN checksum: 42 c1 c2 68
23	X.225 Session SPDU: Short Accept
24	X.227 ACSE Associate Response:
25	Application context name: { 1.3.27.3.1 }
26	Associate result: accept
27	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:32
3	AVLC type: S (Receive Ready) P/F: 1 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:29
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x0 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x8
10	X.224 COTP Disconnect Request:
11	src_ref: 0x0032 dst_ref: 0xa194
12	Reason: 128 (Normal disconnect)
13	ATN checksum: 31 d0 1b 55
14	X.225 disconnect reason: 1 (OK, transport connection not reused)

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:24
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 1
4	Data (1 bytes):
5	41

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:21
3	AVLC type: I sseq: 0 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x0 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x6
10	X.224 COTP Data:
11	dst_ref: 0xa194
12	sseq: 0 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 04 ab c6 7c
15	X.225 Session SPDU: Short Connect
16	X.227 ACSE Associate Request:
17	Application context name: { 1.3.27.3.1 }
18	AP title: { 1.3.27.1.4441577.0 }
19	ATN Context Management - Logon Request:
20	Flight ID: RRR4220
21	Long TSAP: 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 01 01 01 "ARRR.C....ACR001..."
22	Ground-initiated applications:
23	Application Entity Qualifier: 22
24	Version number: 1
25	AP Address:
26	Long TSAP: 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 01 16 01 "ARRR.C....ACR001..."
27	Departure airport: EGDM
28	Destination airport: ETHC

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:21
3	AVLC type: I sseq: 7 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x0 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x5
10	X.224 COTP Data Ack:
11	dst_ref: 0xa194
12	rseq: 0 credit: 1
13	ATN checksum: b0 3d 97 c1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:12:19
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data:
7	Src NSAP: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 01 "G.'ARRR.C....ACR001."
8	Dst NSAP: 47 00 27 81 83 65 75 00 01 44 59 00 01 00 00 47 47 31 31 01 "G.'..eu..DY....GG11."
9	Lifetime: 32.0 sec
10	Flags: SP
11	Segmentation:
12	PDU Id: 0x4
13	Segment offset: 0
14	PDU total length: 123
15	CLNP reasm status: skipped
16	Options:
17	LRef: 0x00
18	QoS maintenance: 0xd6
19	Security:
20	Reg ID: 06 04 2b 1b 00 00
21	Info:
22	Traffic type:
23	Type: ATN operational
24	Category: ATSC
25	Route policy: 0x10
26	Priority: 0x08
27	X.224 COTP Connect Request:
28	src_ref: 0x0032 dst_ref: 0x0000
29	Initial Credit: 1
30	Protocol class: 4
31	Options: 00 (use normal PDU formats)
32	TPDU size (bytes): 1024
33	Called/responding transport selector: 63 6c
34	Calling transport selector: 01 01
35	Priority: 6
36	Additional options: 0x00
37	Ack time (ms): 1000
38	Inactivity timer (ms): 360000
39	Checksum: e1 29
40	ATN checksum: 20 8b 33 18

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:25
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:22
3	AVLC type: I sseq: 5 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	ES-IS IS Hello: Hold Time: 65535 sec
7	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:15
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:14
3	AVLC type: I sseq: 4 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x3
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:13
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 6

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:13
3	AVLC type: I sseq: 3 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x2
10	IDRP Update: seq: 2 ack: 1 credit_offered: 3 credit_avail: 3
11	Route:
12	ID: 1
13	Local preference: 0
14	Security:
15	Reg ID: 06 04 2b 1b 00 00
16	Info:
17	Subnetwork type:
18	Subnet: VDL
19	Permitted traffic: all
20	Supported ATSC classes: all
21	RD path:
22	RD_SEQ:
23	47 00 27 41 52 52 52 00 43 c5 e9 "G.'ARRR.C.."
24	RD hop count: 1
25	Capacity: 13
26	Reachability info:
27	Protocol: CLNP
28	Prefix length: 88
29	Dest. address prefix: 47 00 27 41 52 52 52 00 43 c5 e9 "G.'ARRR.C.."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:12
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x1
10	IDRP Open: seq: 1 ack: 1 credit_offered: 3 credit_avail: 4
11	Hold Time: 900 seconds
12	Max. PDU size: 1024 octets
13	Source RDI: 47 00 27 41 52 52 52 00 43 c5 e9 "G.'ARRR.C.."
14	RIB Attribute Set:
15	RibAtt #0:
16	Security:
17	Reg ID: 06 04 2b 1b 00 00
18	Auth mechanism: simple checksum

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:11
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 0
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:11
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4220
7	Mode: 2 Label: Q0 Blk id: 3 More: 0 Ack: ! Msg num: S05A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-19 15:08:11
3	AVLC type: U (XID) P/F: 1
4	XID: Link Establishment
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 00
12	XID sequencing: seq: 1 retry: 0
13	AVLC specific options: 25
14	Modulation support: VDL-M2, D8PSK, 31500 bps
15	Destination airport: ETHC
16	Aircraft location: 52.0N 2.0E 30000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 14:03:37
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 5

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 14:03:32
3	AVLC type: I sseq: 2 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xb0
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:58:37
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:41
3	AVLC type: I sseq: 0 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xae
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0042 dst_ref: 0x2553
12	ATN checksum: f2 55 81 d4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:41
3	AVLC type: I sseq: 7 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xad
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 5 credit: 3
13	ATN checksum: 17 a6 6e 0e
14	X.224 COTP Data:
15	dst_ref: 0x2553
16	sseq: 3 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: 8c e0 af 97
19	X.227 ACSE Release Response:
20	Reason: normal
21	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:37
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xac
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 4 credit: 3
13	ATN checksum: c1 d9 3c 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:32
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xac
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 4 credit: 3
13	ATN checksum: c1 d9 3c 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:28
3	AVLC type: I sseq: 6 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xac
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 4 credit: 3
13	ATN checksum: c1 d9 3c 63

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:27
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 0

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:26
3	AVLC type: I sseq: 5 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xab
10	X.224 COTP Data:
11	dst_ref: 0x2553
12	sseq: 2 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 21 38 31 78
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 2
18	Msg Ref: 4
19	Timestamp: 2026-10-14 11:55:25
20	Logical ACK: required
21	Message data:
22	WILCO

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:11
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 6

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:55:10
3	AVLC type: I sseq: 4 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xaa
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 3 credit: 2
13	ATN checksum: 4e 3a 41 73
14	X.224 COTP Data:
15	dst_ref: 0x2553
16	sseq: 1 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: b9 7f 91 39
19	CPDLC Downlink Message:
20	Header:
21	Msg ID: 1
22	Msg Ref: 4
23	Timestamp: 2026-10-14 11:55:09
24	Logical ACK: notRequired
25	Message data:
26	LOGICAL ACKNOWLEDGMENT

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:53:39
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:53:36
3	AVLC type: I sseq: 3 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa9
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:53:32
3	AVLC type: I sseq: 3 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa9
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:53:19
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa8
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 3f 59 27 d4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:36
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 2

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:35
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:34
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Call Request: grp: 11 chan: 255 src: 20742751 dst: none
5	Facilities:
6	Fast Select: requested
7	Called address extension: 8c 58 41 41 06 00 ff ".XAA..."
8	Compression support: LREF, LREF-CAN
9	M/I: 1
10	ES-IS IS Hello: Hold Time: 30 sec
11	NET: 47 00 27 41 52 52 52 00 43 c5 e9 00 00 41 43 52 30 30 31 00 "G.'ARRR.C....ACR001."

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:34
3	AVLC type: I sseq: 0 rseq: 0 poll: 0
4	ACARS:
5	Reassembly: skipped
6	Reg: ..ZM415 Flight: XA4209
7	Mode: 2 Label: Q0 Blk id: 4 More: 0 Ack: ! Msg num: S57A

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:33
3	AVLC type: U (XID) P/F: 1
4	XID: Handoff Initiation
5	Public params:
6	Parameter set ID: 8885:1993
7	Procedure classes: 00 01
8	HDLC options: 20 a4 80
9	VDL params:
10	Parameter set ID: V
11	Connection management: 01
12	XID sequencing: seq: 5 retry: 0
13	AVLC specific options: 25
14	Destination airport: EGDM
15	Aircraft location: 51.0N 2.0E 25000 ft

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:14
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa7
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:52:04
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa7
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:51:57
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa7
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:51:50
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa7
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:51:46
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa7
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:51:42
3	AVLC type: I sseq: 2 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa7
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:49:46
3	AVLC type: I sseq: 1 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa6
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:49:42
3	AVLC type: I sseq: 1 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa6
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:48:39
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 6

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:48:36
3	AVLC type: I sseq: 0 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa5
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:48:32
3	AVLC type: I sseq: 0 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa5
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:47:42
3	AVLC type: I sseq: 7 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa4
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	Flow control:
14	Acked TPDU nr: 1
15	Acked subsequence: 0
16	Acked credit: 10
17	ATN checksum: 3f 59 27 d4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:46:52
3	AVLC type: I sseq: 6 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa3
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:53
3	AVLC type: I sseq: 5 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa2
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 2 credit: 2
13	ATN checksum: f8 6d 0f c8

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:53
3	AVLC type: S (Receive Ready) P/F: 1 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:52
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:51
3	AVLC type: I sseq: 4 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa1
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 1 credit: 2
13	ATN checksum: a3 a0 dc 1e

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:51
3	AVLC type: I sseq: 3 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0xa0
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x003d dst_ref: 0x0464
12	ATN checksum: 30 3f f3 14

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:51
3	AVLC type: I sseq: 2 rseq: 3 poll: 0
4	X.25 Receive Ready: grp: 11 chan: 255 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:51
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:50
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 7
4	Data (3 bytes):
5	01 21 41

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:50
3	AVLC type: S (Selective Reject) P/F: 1 rseq: 7
4	Data (3 bytes):
5	00 21 41

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:49
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 7
4	Data (2 bytes):
5	00 21

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:49
3	AVLC type: I sseq: 1 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9f
10	X.224 COTP Data:
11	dst_ref: 0x2553
12	sseq: 0 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 95 ce 03 d9
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 0
18	Timestamp: 2026-10-14 11:44:47
19	Logical ACK: required
20	Message data:
21	CURRENT DATA AUTHORITY

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:49
3	AVLC type: I sseq: 0 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9e
10	X.224 COTP Data:
11	dst_ref: 0x0464
12	sseq: 13 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: a8 fb 85 b7
15	X.227 ACSE Release Response:
16	Reason: normal
17	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:48
3	AVLC type: I sseq: 7 rseq: 7 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 3 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9d
10	X.224 COTP Data Ack:
11	dst_ref: 0x0464
12	rseq: 15 credit: 4
13	ATN checksum: 20 e5 7c 80

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:48
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:48
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 4
4	Data (2 bytes):
5	a1 c1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:48
3	AVLC type: S (Selective Reject) P/F: 0 rseq: 4
4	Data (1 bytes):
5	a1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:47
3	AVLC type: I sseq: 6 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9c
10	X.224 COTP Data:
11	dst_ref: 0x0464
12	sseq: 12 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: d4 b7 4c a5
15	CPDLC Downlink Message:
16	Header:
17	Msg ID: 12
18	Msg Ref: 13
19	Timestamp: 2026-10-14 11:44:46
20	Logical ACK: required
21	Message data:
22	WILCO

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:25
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:24
3	AVLC type: I sseq: 5 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 7 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9b
10	X.224 COTP Data Ack:
11	dst_ref: 0x0464
12	rseq: 13 credit: 4
13	ATN checksum: 75 4c 18 2b
14	X.224 COTP Data:
15	dst_ref: 0x0464
16	sseq: 11 req_of_ack: 0 EoT: 1
17	COTP reasm status: skipped
18	ATN checksum: bc 78 55 f4
19	CPDLC Downlink Message:
20	Header:
21	Msg ID: 11
22	Msg Ref: 13
23	Timestamp: 2026-10-14 11:44:23
24	Logical ACK: notRequired
25	Message data:
26	LOGICAL ACKNOWLEDGMENT

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:44:24
3	AVLC type: I sseq: 4 rseq: 3 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x9a
10	X.224 COTP Data Ack:
11	dst_ref: 0x2553
12	rseq: 0 credit: 1
13	ATN checksum: 30 01 e1 2e

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:43:53
3	AVLC type: I sseq: 3 rseq: 2 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 6 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x99
10	X.224 COTP Data Ack:
11	dst_ref: 0x0464
12	rseq: 12 credit: 4
13	Flow control:
14	Acked TPDU nr: 11
15	Acked subsequence: 0
16	Acked credit: 11
17	ATN checksum: 98 c9 6c 82

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:43:42
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:43:31
3	AVLC type: I sseq: 2 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 6 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x40 Prio: 14 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x98
10	IDRP Keepalive: seq: 3 ack: 2 credit_offered: 3 credit_avail: 4

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:42:56
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x97
10	X.224 COTP Data Ack:
11	dst_ref: 0x0464
12	rseq: 12 credit: 4
13	Flow control:
14	Acked TPDU nr: 11
15	Acked subsequence: 0
16	Acked credit: 11
17	ATN checksum: 98 c9 6c 82

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:42:52
3	AVLC type: I sseq: 1 rseq: 0 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 5 rseq: 4 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x97
10	X.224 COTP Data Ack:
11	dst_ref: 0x0464
12	rseq: 12 credit: 4
13	Flow control:
14	Acked TPDU nr: 11
15	Acked subsequence: 0
16	Acked credit: 11
17	ATN checksum: 98 c9 6c 82

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:42:25
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 7

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:42:23
3	AVLC type: I sseq: 0 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x96
10	X.224 COTP Connect Confirm:
11	src_ref: 0x0042 dst_ref: 0x2553
12	Initial Credit: 1
13	Protocol class: 4
14	Options: 00 (use normal PDU formats)
15	TPDU size (bytes): 1024
16	Called/responding transport selector: 16 01
17	Calling transport selector: 65 6d
18	Priority: 3
19	Ack time (ms): 1000
20	Inactivity timer (ms): 360000
21	Additional options: 0x00
22	ATN checksum: 42 a9 33 9c
23	X.225 Session SPDU: Short Accept
24	X.227 ACSE Associate Response:
25	Application context name: { 1.3.27.3.1 }
26	Associate result: accept
27	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:42:18
3	AVLC type: I sseq: 0 rseq: 6 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 4 rseq: 2 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x42 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x96
10	X.224 COTP Connect Confirm:
11	src_ref: 0x0042 dst_ref: 0x2553
12	Initial Credit: 1
13	Protocol class: 4
14	Options: 00 (use normal PDU formats)
15	TPDU size (bytes): 1024
16	Called/responding transport selector: 16 01
17	Calling transport selector: 65 6d
18	Priority: 3
19	Ack time (ms): 1000
20	Inactivity timer (ms): 360000
21	Additional options: 0x00
22	ATN checksum: 42 a9 33 9c
23	X.225 Session SPDU: Short Accept
24	X.227 ACSE Associate Response:
25	Application context name: { 1.3.27.3.1 }
26	Associate result: accept
27	ATCDownlinkMessage: <empty PDU>

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:42:00
3	AVLC type: I sseq: 7 rseq: 5 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 3 rseq: 1 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 11 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x95
10	X.224 COTP Data Ack:
11	dst_ref: 0x0464
12	rseq: 12 credit: 4
13	Flow control:
14	Acked TPDU nr: 11
15	Acked subsequence: 0
16	Acked credit: 11
17	ATN checksum: 98 c9 6c 82

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:58
3	AVLC type: I sseq: 6 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x94
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0040 dst_ref: 0x0533
12	ATN checksum: 90 ab 86 e1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:54
3	AVLC type: I sseq: 6 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x94
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0040 dst_ref: 0x0533
12	ATN checksum: 90 ab 86 e1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:49
3	AVLC type: I sseq: 6 rseq: 4 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 2 rseq: 0 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x94
10	X.224 COTP Disconnect Confirm:
11	src_ref: 0x0040 dst_ref: 0x0533
12	ATN checksum: 90 ab 86 e1

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:49
3	AVLC type: S (Receive Ready) P/F: 0 rseq: 3

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:48
3	AVLC type: I sseq: 5 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 1 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x41 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x93
10	X.224 COTP Data:
11	dst_ref: 0x0533
12	sseq: 0 req_of_ack: 0 EoT: 1
13	COTP reasm status: skipped
14	ATN checksum: 9a 84 fd 66
15	X.225 Session SPDU: Short Refuse
16	Refusal: persistent
17	Transport connection: release
18	X.227 ACSE Associate Response:
19	Application context name: { 1.3.27.3.1 }
20	Associate result: reject (permanent)
21	ATN Context Management - Contact Response: contactSuccess

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:48
3	AVLC type: I sseq: 4 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 0 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x3 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x92
10	X.224 COTP Disconnect Request:
11	src_ref: 0x0041 dst_ref: 0x2550
12	Reason: 128 (Normal disconnect)
13	ATN checksum: 23 b5 80 07
14	X.225 disconnect reason: 1 (OK, transport connection not reused)

0	Mode-S code : 43C5E9
1	Date & Time : 2026-10-14 13:41:48
3	AVLC type: I sseq: 3 rseq: 1 poll: 0
4	X.25 Data: grp: 11 chan: 255 sseq: 7 rseq: 5 more: 0
5	X.25 reasm status: skipped
6	X.233 CLNP Data (compressed header):
7	LRef: 0x3 Prio: 8 Flags: 0xf6
8	Lifetime: 32.0 sec
9	PDU Id: 0x91
10	X.224 COTP Data Ack:
11	dst_ref: 0x2550
12	rseq: 1 credit: 2
13	ATN checksum: 3d 0a dc 1e

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