Reference Guide

• For VLAN interfaces, enter the keyword vlan and then enter
a number from 1 to 4094. For ExaScale VLAN interfaces, the
range is 1 to 2730 (VLAN IDs can be 0 to 4093).
Defaults none
Command Modes EXEC Privilege
Command History
Version 8.2.1.0 Introduced on the E-Series ExaScale.
Version 7.7.1.0 Introduced on the C-Series.
Version 7.5.1.0 Added support for VLAN and port-channel interfaces on the E-Series.
Version 7.4.1.0 Introduced on the E-Series.
Related
Commands
clear bfd counters – displays the BFD counter information.
debug bfd
Enable BFD debugging.
C-Series, E-Series
Syntax
debug bfd {detail | event | packet} {all | interface} [mode]
[count number]
Parameters
detail (OPTIONAL) Enter the keyword detail to display detailed
information about BFD packets.
event (OPTIONAL) Enter the keyword event to display information about
BFD state. The mode option is not available with this option.
packet (OPTIONAL) Enter the keyword packet to display brief information
about control packets.
all Enter the keyword all to enable debugging on all interfaces. The
count option is not available with this option.
interface (OPTIONAL) Enter one of the following keywords and slot/port or
number information:
• For a 1-Gigabit Ethernet interface, enter the keyword
gigabitethernet and then enter the slot/port
information.
• For a 10-Gigabit Ethernet interface, enter the keyword
tengigabitethernet and then enter the slot/port
information.
• For a SONET interface, enter the keyword sonet and then
enter the slot/port information.
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