Fefd - Dell Z9500 Command Reference Manual

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EXEC Privilege

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

refer to the relevant Dell Networking OS Command Line Reference Guide.

The following is a list of the Dell Networking OS version history for this command.

fefd

Enable Far-End Failure Detection on an interface, set the FEFD interval, or select the FEFD mode.

fefd {disable|interval|mode {aggressive|normal}

Introduced on the Z9500.

Introduced on the S4820T.

Introduced on the Z9000.

Introduced on the S4810.

— enables far-end failure detection on an interface.

— enables FEFD globally on the system.

Enter the keyword disable to disable FEFD for the specified

Enter the keyword interval, followed by a value to specify the

FEFD interval in seconds. Range is from 3 to 300. Default is

Enter the keyword mode followed by the mode type to

specify the FEFD mode.

normal: Change the link state to "unknown" when a far-

end failure is detected by the software on that interface.

When the interface is placed in an "unknown" state, the

software brings down the line protocol.

aggressive: Change the link state to "error-disabled"

when a far-end failure is detected by the software on that

interface. When an interface is placed in an "error-

disabled" state, you must enter the fefd reset

command to reset the interface state. Range is normal or

aggressive. Default is normal.