1 2022-03-25 12:14:16.763069 IP (tos 0x0, ttl 64, id 60577, offset 0, flags [DF], proto TCP (6), length 101) 1.0.0.1.43091 > 1.0.0.2.179: Flags [P.], cksum 0x0bb1 (correct), seq 188850303:188850352, ack 1774524776, win 128, options [nop,nop,TS val 1197583753 ecr 4291927148], length 49: BGP Open Message (1), length: 49 Version 4, my AS 100, Holdtime 3600s, ID 1.0.1.1 Optional parameters, length: 20 Option Capabilities Advertisement (2), length: 8 Graceful Restart (64), length: 6 Restart Flags: [N], Restart Time 60s AFI IPv4 (1), SAFI Unicast (1), Forwarding state preserved: yes Option Capabilities Advertisement (2), length: 8 Route Refresh (2), length: 0 Multiprotocol Extensions (1), length: 4 AFI IPv4 (1), SAFI Unicast (1) 2 2022-03-25 12:14:16.763342 IP (tos 0xc0, ttl 255, id 64566, offset 0, flags [DF], proto TCP (6), length 117) 1.0.0.2.179 > 1.0.0.1.43091: Flags [P.], cksum 0x0359 (correct), seq 1:66, ack 49, win 128, options [nop,nop,TS val 4291927148 ecr 1197583753], length 65: BGP Open Message (1), length: 65 Version 4, my AS 100, Holdtime 3600s, ID 0.0.0.1 Optional parameters, length: 36 Option Capabilities Advertisement (2), length: 34 Multiprotocol Extensions (1), length: 4 AFI IPv4 (1), SAFI Unicast (1) Multiprotocol Extensions (1), length: 4 AFI IPv6 (2), SAFI Unicast (1) Route Refresh (2), length: 0 Graceful Restart (64), length: 2 Restart Flags: [R, N], Restart Time 300s 32-Bit AS Number (65), length: 4 4 Byte AS 100 Multiple Paths (69), length: 8 AFI IPv4 (1), SAFI Unicast (1), Send/Receive: Receive AFI IPv6 (2), SAFI Unicast (1), Send/Receive: Receive 3 2022-03-25 12:14:22.608740 IP (tos 0xc0, ttl 255, id 64572, offset 0, flags [DF], proto TCP (6), length 75) 1.0.0.2.179 > 1.0.0.1.43091: Flags [P.], cksum 0xd929 (correct), seq 127:150, ack 155, win 128, options [nop,nop,TS val 4291932994 ecr 1197586507], length 23: BGP Notification Message (3), length: 23, Cease (6), subcode Hard Reset (9), Cease (6), subcode Peer Unconfigured (3)