Reference Guide

Far-End Failure Detection (FEFD) | 479
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Far-End Failure Detection (FEFD)
Overview
FTOS supports Far-End Failure Detection (FEFD) on the Ethernet interfaces of the E-Series, as
indicated by the e character that appears below each command heading. This feature detects and
reports far-end link failures.
• FEFD is not supported on the Management interface.
• During an RPM failover, FEFD is operationally disabled for approximately 8-10 seconds.
• By default, FEFD is disabled.
Commands
The FEFD commands are:
• debug fefd
• fefd
• fefd mode
• fefd-global
• fefd disable
• fefd interval
• fefd-global interval
• fefd reset
• show fefd
debug fefd
e
Enable debugging of FEFD.
Syntax
debug fefd {events | packets} [interface]
To disable debugging of FEFD, use the no debug fefd {events | packets} [interface] command.
Parameters
events Enter the keyword events to enable debugging of FEFD state changes.