Reference Guide

Version 8.3.11.1 Introduced on the Z9000.
Version 8.3.7.0 Introduced on the S4810.
Legacy E-
Series
command.
Usage
Information
When you enter no fefd for an interface and fefd-global, FEFD is enabled on the
interface because the no fefd command is not retained in the configuration file.
To keep the interface FEFD disabled when the global configuration changes, use
the
fefd reset command.
Related
Commands
• fefd reset — enables FEFD globally on the system.
• fefd mode — changes FEFD mode on an interface.
fefd-global
Enable FEFD globally on the system.
Syntax
fefd-global [interval seconds][mode {normal | aggressive}]
To disable FEFD globally, use the no fefd-global [mode {normal |
aggressive}]
command.
Parameters
interval
seconds
Enter the keyword interval followed by the number of
seconds to wait between FEFD control packets. Range is
from 3 to 300 seconds. Default is 15 seconds.
normal (OPTIONAL) Enter the keywords mode normal to change
the link state to “unknown” when a far-end failure the
software detects on that interface. When the interface is
placed in “unknown” state, the software brings down the line
protocol. The default is Normal mode.
aggressive (OPTIONAL) Enter the keywords mode aggressive to
change the link state to “error-disabled” when a far-end
failure the software detects on that interface. When an
interface is placed in “error-disabled” state, t enter the fefd
reset
command to reset the interface state.
Defaults Disabled.
Command
Modes
CONFIGURATION
1292
Layer 2