Reference Guide

Version 8.3.19.0 Introduced on the S4820T.

Version 8.3.11.1 Introduced on the Z9000.

Version 8.3.7.0 Introduced on the S4810.

Legacy E-Series

command.

Commands

• fefd — enables far-end failure detection.

fefd mode

Change the FEFD mode on an interface.

Z9000

Syntax

fefd mode {normal | aggressive}]

To return the FEFD mode to the default of normal, use the no fefd mode command.

Parameters

normal (OPTIONAL) Enter the keyword 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.

aggressive (OPTIONAL) Enter the keyword 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, enter the fefd reset command to reset the interface state.

Defaults normal

Command Modes INTERFACE

Command History

This guide is platform-specific. For command information about other platforms, refer to the

relevant

FTOS Command Line Reference Guide

The following is a list of the FTOS version history for this command.