Monitoring And Troubleshooting Bfd - Cisco Catalyst 4500 series Administration Manual

Chapter 39 Configuring Bidirection Forwarding Detection
Command or Action
Step 4
no bfd echo
Example:
Switch(config-if)# no bfd echo
Step 5
end
Example:
Switch(config-if)# end

Monitoring and Troubleshooting BFD

This section describes how to retrieve BFD information for maintenance and troubleshooting. The
commands in these tasks can be entered as needed, in any order.
For more information about BFD session initiation and failure, refer to the
page
To monitor and troubleshoot BFD, perform the following steps:
Command or Action
Step 1
enable
Switch> enable
Step 2
show bfd neighbors [details]
Switch# show bfd neighbors details
Step 3
debug bfd [packet | event]
Switch# debug bfd packet
Configuration Examples for Bidirectional Forwarding Detection
This section provides the following configuration examples:
•
•
•
•
Example: Configuring BFD in an EIGRP Network with Echo Mode Enabled by
Default
The following example shows how to configure BFD in an EIGRP network with echo mode enabled by
default.
OL_28731-01
39-3.
Example: Configuring BFD in an EIGRP Network with Echo Mode Enabled by Default, page 39-17
Example: Configuring BFD in an OSPF Network, page 39-22
Example: Configuring BFD Hardware-Offload support in a BGP Network Network, page 39-25
Example: Configuring BFD Support for Static Routing, page 39-27
Configuration Examples for Bidirectional Forwarding Detection
Purpose
Disables BFD echo mode.
Exits global configuration mode and returns
the switch to global configuration mode.
Purpose
Enables privileged EXEC mode.
Enter your password if prompted.
•
(Optional) Displays the BFD adjacency database.
The details keyword shows all BFD protocol
•
parameters and timers per neighbor.
(Optional) Displays debugging information about BFD
packets.
Software Configuration Guide—Release IOS XE 3.6.0E and IOS 15.2(2)SG
"BFD Operation" section on
39-17