1IP (tos 0xc0, ttl 64, id 35063, offset 0, flags [none], proto TCP (6), length 182) 2 172.16.20.5.59631 > 172.16.20.3.179: Flags [P.], cksum 0xe112 (correct), seq 3923783171:3923783301, ack 3341773693, win 16384, options [nop,nop,TS val 32734022 ecr 32695671], length 130: BGP 3 Update Message (2), length: 100 4 Origin (1), length: 1, Flags [T]: Incomplete 5 AS Path (2), length: 0, Flags [T]: empty 6 Multi Exit Discriminator (4), length: 4, Flags [O]: 0 7 Local Preference (5), length: 4, Flags [T]: 100 8 Community (8), length: 4, Flags [OT]: 65000:11201 9 Originator ID (9), length: 4, Flags [O]: 172.16.21.4 10 Cluster List (10), length: 4, Flags [O]: 172.16.20.5 11 Accumulated IGP Metric (26), length: 11, Flags [O]: 12 AIGP TLV (1), length 11, metric 2000 13 Multi-Protocol Reach NLRI (14), length: 17, Flags [OE]: 14 AFI: IPv4 (1), SAFI: labeled Unicast (4) 15 nexthop: 172.16.20.5, nh-length: 4, no SNPA 16 172.16.21.4/32, label:300096 (bottom) 17 Update Message (2), length: 30 18 Multi-Protocol Unreach NLRI (15), length: 3, Flags [OE]: 19 AFI: IPv4 (1), SAFI: labeled Unicast (4) 20 End-of-Rib Marker (empty NLRI) 21