Specifications

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Cisco Nexus 3000 Series NX-OS Unicast Routing Configuration Guide, Release 5.0(3)U2(2)
OL-25782-02
Chapter 7 Configuring Bidirectional Forwarding Detection for BGP
Configuring BFD
Enabling the BFD Feature
You must enable the BFD feature before you can configure BFD on an interface and protocol within a
device (VDC).
BEFORE YOU BEGIN
Ensure that you are in the correct VDC (or use the switchto vdc command).
SUMMARY STEPS
1. configure terminal
2. feature bfd
3. (Optional) copy running-config startup-config
DETAILED STEPS
Use the no feature bfd command to disable the BFD feature and remove all associated configuration.
Configuring Global BFD Parameters
You can configure the BFD session parameters for all BFD sessions on the device. The BFD session
parameters are negotiated between the BFD peers in a three-way handshake.
See the “Configuring BFD on an Interface” section on page 7-8 to override these global session
parameters on an interface.
Command Purpose
Step 1
configure terminal
Example:
switch# configure terminal
switch(config)#
Enters configuration mode.
Step 2
feature bfd
Example:
switch(config)# feature bfd
Enables the BFD feature.
Step 3
copy running-config startup-config
Example:
switch(config)# copy running-config
startup-config
(Optional) Saves this configuration change.
Command Purpose
no feature bfd
Example:
switch(config)# no bfd
Disables the BFD feature and removes all
associated configuration.