Reference Guide

294 | Bidirectional Forwarding Detection (BFD)
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Defaults
Disabled
Command Modes
EXEC Privilege
Command
History
Usage
Information
Since BFD can potentially transmit 20 packets per interface, debugging information
should be restricted.
ip route bfd
c e
Enable BFD for all neighbors configured through static routes.
Syntax
ip route bfd
[interval interval min_rx min_rx multiplier value role {active | passive}]
interface
Enter one of the following keywords and slot/port or number information:
• For a 1-Gigabit Ethernet interface, enter the keyword
gigabitethernet
followed by the slot/port information.
• For a 10-Gigabit Ethernet interface, enter the keyword
tengigabitethernet
followed by the slot/port information.
• For a SONET interface, enter the keyword
sonet followed by the slot/port
information.
• For a port-channel interface, enter the keyword
port-channel followed by a
number:
C-Series and S-Series Range: 1 to 128
E-Series Range: 1 to 32 for EtherScale, 1 to 255 for TeraScale, and 1 to
512 for ExaScale.
• For VLAN interfaces, enter the keyword
vlan followed by a number from
1 to 4094. For ExaScale VLAN interfaces, the range is 1 to 2730 (VLAN
IDs can be 0 to 4093).
mode
(OPTIONAL) Enter one of the following debug transmission modes:
• Enter the keyword
both to display information for both received and sent
packets.
• Enter the keyword
rx to display information for received packets.
• Enter the keyword
tx to display information for sent packets.
Default:
both
count
number
(OPTIONAL) Enter this keyword followed by the number of debug messages
to display. Range: 1 to 65534
Default: Infinite—that is, if a count number is not specified an infinite number
of debug messages will display.
Version 8.2.1.0 Introduced on E-Series ExaScale
Version 7.6.1.0 Introduced on C-Series
Version 7.5.1.0 Added support for VLAN and port-channel interfaces on E-Series
Version 7.4.1.0 Introduced on E-Series