Example of Verifying BGP Configuration
Example of Viewing All BFD Neighbors
Example of Viewing BFD Neighbor Detail
Example of Viewing Configured BFD Counters
Example of Viewing BFD Summary Information
Example of Viewing BFD Information for a Specified Neighbor
R2# show running-config bgp
!
router bgp 2
neighbor 1.1.1.2 remote-as 1
neighbor 1.1.1.2 no shutdown
neighbor 2.2.2.2 remote-as 1
neighbor 2.2.2.2 no shutdown
neighbor 3.3.3.2 remote-as 1
neighbor 3.3.3.2 no shutdown
bfd all-neighbors
R2# show bfd neighbors
*
- Active session role
Ad Dn - Admin Down
B
- BGP
C
- CLI
I
- ISIS
O
- OSPF
R
- Static Route (RTM)
M
- MPLS
V
- VRRP
LocalAddr
RemoteAddr Interface State Rx-int Tx-int Mult Clients
* 1.1.1.3
1.1.1.2
* 2.2.2.3
2.2.2.2
* 3.3.3.3
3.3.3.2
The bold lines show the BFD session parameters: TX (packet transmission), RX (packet reception), and
multiplier (maximum number of missed packets).
R2# show bfd neighbors detail
Session Discriminator: 9
Neighbor Discriminator: 10
Local Addr: 1.1.1.3
Local MAC Addr: 00:01:e8:66:da:33
Remote Addr: 1.1.1.2
Remote MAC Addr: 00:01:e8:8a:da:7b
Int: TenGigabitEthernet 6/0
State: Up
Configured parameters:
TX: 100ms, RX: 100ms, Multiplier: 3
Neighbor parameters:
TX: 100ms, RX: 100ms, Multiplier: 3
Actual parameters:
TX: 100ms, RX: 100ms, Multiplier: 3
Role: Active
Delete session on Down: True
Client Registered: BGP
Uptime: 00:07:55
Bidirectional Forwarding Detection (BFD)
Te 6/0
Up
100
Te 6/1
Up
100
Te 6/2
Up
100
100
3
B
100
3
B
100
3
B
157