Administrator Guide

ip route bfd
Enable BFD for all neighbors configured through static routes.
Syntax
ip route bfd [prefix-list prefix-list-name] [interval interval min_rx min_rx
multiplier value role {active | passive}]
To disable BFD for all neighbors configured through static routes, use the no ip route bfd [prefix-list
prefix-list-name] [interval interval min_rx min_rx multiplier value role
{active | passive}] command.
Parameters
prefix-list prefix-
list-name
(Optional) Enter the keyword prefix-list followed by the name of the prefix list to
enable or disable BFD on specific neighbors.
interval
milliseconds
(OPTIONAL) Enter the keywords interval to specify non-default BFD session
parameters beginning with the transmission interval. The range is from 50 to 1000. The
default is 200.
min_rx
milliseconds
Enter the keywords min_rx to specify the minimum rate at which the local system
receives control packets from the remote system. The range is from 50 to 1000. The
default is 200.
multiplier value Enter the keywords multiplier to specify the number of packets that must be missed
in order to declare a session down. The range is from 3 to 50. The default is 3.
role [active |
passive]
Enter the role that the local system assumes:
• Active — active system initiates the BFD session. Both systems can be active for
the same session.
• Passive — passive system does not initiate a session. It only responds to a request
for session initialization from the active system.
The default is Active.
Defaults See Parameters.
Command Modes CONFIGURATION
Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version Description
9.11(0.0) Introduced the prefix-list keyword.
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000–ON.
9.3.(0.0) Introduced on S6000.
9.2(1.0) Introduced on the Z9500.
9.2.(0.0) Introduced on Z9000, S4810, and S4820T.
8.2.1.0 Introduced on the E-Series.
7.6.1.0 Introduced on the C-Series.
7.4.1.0 Introduced on the E-Series.
300 Bidirectional Forwarding Detection (BFD)