Configuration manual

De-registration : 4
Init : 0
Up : 6
Down : 0
Admin Down : 2
Interface TenGigabitEthernet 6/1
Protocol BGP
Messages:
Registration : 5
De-registration : 4
Init : 0
Up : 6
Down : 0
Admin Down : 2
Interface TenGigabitEthernet 6/2
Protocol BGP
Messages:
Registration : 1
De-registration : 0
Init : 0
Up : 1
Down : 0
Admin Down : 2
The bold line shows the message displayed when you enable BFD for BGP connections.
R2# show ip bgp summary
BGP router identifier 10.0.0.1, local AS number 2
BGP table version is 0, main routing table version 0
BFD is enabled, Interval 100 Min_rx 100 Multiplier 3 Role Active
3 neighbor(s) using 24168 bytes of memory
Neighbor AS MsgRcvd MsgSent TblVer InQ OutQ Up/Down State/Pfx
1.1.1.2 1 282 281 0 0 0 00:38:12 0
2.2.2.2 1 273 273 0 0 (0) 04:32:26 0
3.3.3.2 1 282 281 0 0 0 00:38:12 0
The bold lines show the message displayed when you enable a BFD session with different configurations:
• Message displayed when you enable a BFD session with a BGP neighbor that inherits the global BFD
session settings configured with the global bfd all-neighbors command.
• Message displayed when you enable a BFD session with a BGP neighbor using the neighbor ip-
address bfd command.
• Message displayed when you enable a BGP neighbor in a peer group for which you enabled a BFD
session using the neighbor peer-group-name bfd command
R2# show ip bgp neighbors 2.2.2.2
BGP neighbor is 2.2.2.2, remote AS 1, external link
BGP version 4, remote router ID 12.0.0.4
BGP state ESTABLISHED, in this state for 00:05:33
Last read 00:00:30, last write 00:00:30
Hold time is 180, keepalive interval is 60 seconds
Received 8 messages, 0 in queue
1 opens, 0 notifications, 0 updates
7 keepalives, 0 route refresh requests
Bidirectional Forwarding Detection (BFD)
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