Validation
show bgp ipv6 summary, show bgp ipv6 neighbors, show bgp ipv6, show bgp ipv6 prefix-list.
R1
R1#show ipv6 bgp summary
BGP router identifier 192.168.10.10, local AS number 10
BGP table version is 1
0 BGP AS-PATH entries
0 BGP community entries
Neighbor V AS MsgRcv MsgSen TblVer InQ OutQ Up/Down State/PfxRcd
3ffe:10::11 4 11 140 306 1 0 0 00:10:44 0
Total number of neighbors 1
Total number of Established sessions 1
R1#show bgp ipv6 neighbors
BGP neighbor is 3ffe:10::11, remote AS 11, local AS 10, external link
BGP version 4, local router ID 192.168.10.10, remote router ID 192.168.10.11
BGP state = Established, up for 00:11:02
Last read 00:00:23, hold time is 90, keepalive interval is 30 seconds
Neighbor capabilities:
Route refresh: advertised and received (old and new)
Address family IPv6 Unicast: advertised and received
Received 140 messages, 0 notifications, 0 in queue
Sent 194 messages, 113 notifications, 0 in queue
Route refresh request: received 0, sent 0
Minimum time between advertisement runs is 30 seconds
For address family: IPv6 Unicast
BGP table version 1, neighbor version 1
Index 1, Offset 0, Mask 0x2
Community attribute sent to this neighbor (both)
Inbound path policy configured
Route map for incoming advertisements is *myPrefixList
0 accepted prefixes
0 announced prefixes
Connections established 1; dropped 0
Local host: 3ffe:10::10, Local port: 179
Foreign host: 3ffe:10::11, Foreign port: 46796
Nexthop: 192.168.10.10
Nexthop global: 3ffe:10::10
Nexthop local: fe80::5054:ff:fe11:d4f5
BGP connection: shared network
Last Reset: 00:11:06, due to OPEN Message Error (Notification sent)
Notification Error Message: (OPEN Message Error/Bad Peer AS.)
R2
R1#show bgp ipv6 neighbors
BGP neighbor is 3ffe:10::11, remote AS 11, local AS 10, external link
BGP version 4, local router ID 192.168.10.10, remote router ID 192.168.10.11
BGP state = Established, up for 00:11:02
Last read 00:00:23, hold time is 90, keepalive interval is 30 seconds
Neighbor capabilities:
Route refresh: advertised and received (old and new)
Address family IPv6 Unicast: advertised and received
Received 140 messages, 0 notifications, 0 in queue
Sent 194 messages, 113 notifications, 0 in queue
Route refresh request: received 0, sent 0
Minimum time between advertisement runs is 30 seconds
For address family: IPv6 Unicast
BGP table version 1, neighbor version 1
Index 1, Offset 0, Mask 0x2
Community attribute sent to this neighbor (both)
Inbound path policy configured
Route map for incoming advertisements is *myPrefixList
0 accepted prefixes
0 announced prefixes
Connections established 1; dropped 0
Local host: 3ffe:10::10, Local port: 179
Foreign host: 3ffe:10::11, Foreign port: 46796
Nexthop: 192.168.10.10
Nexthop global: 3ffe:10::10
Nexthop local: fe80::5054:ff:fe11:d4f5
BGP connection: shared network
Last Reset: 00:11:06, due to OPEN Message Error (Notification sent)
Notification Error Message: (OPEN Message Error/Bad Peer AS.)