Users Guide

R1(conf)#do show bfd neighbors
* - Active session role
Ad Dn - Admin Down
C - CLI
I - ISIS
O - OSPF
R - Static Route (RTM)
LocalAddr RemoteAddr Interface State Rx-int Tx-int Mult Clients
2.2.2.1 2.2.2.2 Te 4/24 Up 200 200 4 R
To view detailed session information, use the show bfd neighbors detail command, as shown in the examples in
Displaying BFD for BGP Information.
Changing Static Route Session Parameters
BFD sessions are configured with default intervals and a default role.
The parameters you can configure are: Desired TX Interval, Required Min RX Interval, Detection Multiplier, and system role.
These parameters are configured for all static routes. If you change a parameter, the change affects all sessions for static
routes.
To change parameters for static route sessions, use the following command .
• Change parameters for all static route sessions.
CONFIGURATION mode
ip route bfd interval milliseconds min_rx milliseconds multiplier value role [active |
passive]
To view session parameters, use the show bfd neighbors detail command, as shown in the examples in Displaying BFD
for BGP Information.
Disabling BFD for Static Routes
If you disable BFD, all static route BFD sessions are torn down.
A final Admin Down packet is sent to all neighbors on the remote systems, and those neighbors change to the Down state.
To disable BFD for static routes, use the following command.
• Disable BFD for static routes.
CONFIGURATION mode
no ip route bfd
Bidirectional Forwarding Detection (BFD) 146