Command Line Reference Guide

Bidirectional Forwarding Detection (BFD) | 283
Defaults
Refer to Parameters
Command Modes
INTERFACE
Command
History
Example
FTOS(conf-if-gi-0/3)#bfd interval 250 min_rx 300 multiplier 4 role passive
FTOS(conf-if-gi-0/3)#
bfd all-neighbors
c e
Establish BFD sessions with all neighbors discovered by the IS-IS protocol or OSPF protocol out of all
interfaces.
Syntax
bfd all-neighbors [interval interval min_rx min_rx multiplier value role {active | passive}]
Parameters
min_rx milliseconds
Enter this keyword to specify the minimum rate at which the local system
would like to receive control packets from the remote system.
Range:50-100
Default:100
multiplier value
Enter this keyword to specify the number of packets that must be missed in
order to declare a session down.
Range:3-50
Default:3
role [active | passive]
Enter the role that the local system assumes:
• Active—The active system initiates the BFD session. Both systems can be
active for the same session.
• Passive—The passive system does not initiate a session. It only responds
to a request for session initialization from the active system.
Default: Active
Version 8.2.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Introduced on C-Series
Version 7.4.1.0 Introduced on E-Series
interval milliseconds
(OPTIONAL) Enter this keyword to specify non-default BFD session
parameters beginning with the transmission interval.
Range:50-1000
Default:100
min_rx milliseconds
Enter this keyword to specify the minimum rate at which the local system
would like to receive control packets from the remote system.
Range:50-100
Default:100
multiplier value
Enter this keyword to specify the number of packets that must be missed in
order to declare a session down.
Range:3-50
Default:3