Administrator Guide

Table Of Contents
V - VRRP
LocalAddr RemoteAddr Interface State Rx-int Tx-int Mult Clients
* 1.1.1.3 1.1.1.2 Te 6/1 Up 200 200 3 B
* 2.2.2.3 2.2.2.2 Te 6/2 Up 200 200 3 B
* 3.3.3.3 3.3.3.2 Te 6/3 Up 200 200 3 B
The following example shows viewing BFD neighbors with full detail.
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 6/1
State: Up
Configured parameters:
TX: 200ms, RX: 200ms, Multiplier: 3
Neighbor parameters:
TX: 200ms, RX: 200ms, Multiplier: 3
Actual parameters:
TX: 200ms, RX: 200ms, Multiplier: 3
Role: Active
Delete session on Down: True
Client Registered: BGP
Uptime: 00:07:55
Statistics:
Number of packets received from neighbor: 4762
Number of packets sent to neighbor: 4490
Number of state changes: 2
Number of messages from IFA about port state change: 0
Number of messages communicated b/w Manager and Agent: 5
Session Discriminator: 10
Neighbor Discriminator: 11
Local Addr: 2.2.2.3
Local MAC Addr: 00:01:e8:66:da:34
Remote Addr: 2.2.2.2
Remote MAC Addr: 00:01:e8:8a:da:7b
Int: TenGigabitEthernet 6/2
State: Up
Configured parameters:
TX: 200ms, RX: 200ms, Multiplier: 3
Neighbor parameters:
TX: 200ms, RX: 200ms, Multiplier: 3
Actual parameters:
TX: 200ms, RX: 200ms, Multiplier: 3
Role: Active
Delete session on Down: True
Client Registered: BGP
Uptime: 00:02:22
Statistics:
Number of packets received from neighbor: 1428
Number of packets sent to neighbor: 1428
Number of state changes: 1
Number of messages from IFA about port state change: 0
Number of messages communicated b/w Manager and Agent: 4
The following example shows viewing BFD summary information.
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 200 Min_rx 200 Multiplier 3 Role Active
156
Bidirectional Forwarding Detection (BFD)