Reference Guide

Bidirectional Forwarding Detection (BFD) | 311
show bfd counters
c e
Display BFD counter information.
Syntax
show bfd counters [bgp | isis | ospf | vrrp | static-route] [interface]
Parameters
Defaults
None
Command Modes
EXEC
EXEC Privilege
Command
History
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: 1-128
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 1-2730
(VLAN IDs can be 0-4093).
bgp
(OPTIONAL) Enter this keyword to display counter information for BFD
sessions established with BGP neighbors.
isis
(OPTIONAL) Enter this keyword to display counter information for BFD
sessions established with ISIS neighbors. This option is not available on
C-Series.
ospf
(OPTIONAL) Enter this keyword to display counter information for BFD
sessions established with OSPF neighbors.
static-route
(OPTIONAL) Enter this keyword to display counter information for BFD
sessions established with ISIS neighbors.
vrrp
(OPTIONAL) Enter this keyword to display counter information for BFD
sessions established with VRRP neighbors.
Version 8.4.2.5 Added support for BFD for BGP on the C-Series and E-Series TeraScale.
Version 8.3.7.0 Added support for BFD for BGP on the S4810.
Version 8.3.8.0 Added support for BFD for BGP on the S4810.
Version 8.4.1.3 Added support for BFD for BGP on the E-Series ExaScale.
Version 8.2.1.0 Introduced on E-Series ExaScale
Version 7.7.1.0 Introduced on C-Series
Version 7.5.1.0 Added support for BFD for VLAN and port-channel interfaces, ISIS, and VRRP
on E-Series.
Version 7.4.1.0 Introduced BFD on physical ports, static routes, and OSPF on E-Series.