Reference Guide

582 | Layer 2
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fefd-global
z
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 syntax.
Parameters
Defaults
Disabled.
Command Modes
CONFIGURATION
Related
Commands
Command
History
Usage
Information
If you enter only the fefd-global syntax, the mode is normal and the default interval is 15 seconds.
If you disable FEFD globally (no fefd-global), the system does not remove the FEFD interface configuration
.
S6000
interval seconds Enter the keyword interval followed by a number as the time between FEFD
control packets.
Range: 3 to 300 seconds
Default: 15 seconds
normal (OPTIONAL) Enter the keywords mode normal to 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 “unknown” state, the software brings down the line
protocol.
Default: Normal mode
aggressive (OPTIONAL) Enter the keyword mode aggressive to 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 “error-disabled” state, you must enter the fefd reset
command to reset the interface state.
fefd Enable Far-End Failure Detection.
fefd reset Configure an interval between FEFD control packets.
show fefd
Version 9.0.2.0 Introduced on the S6000.
Version 8.3.11.1 Introduced on Z9000
Version
8.3.7.0
Introduced on the S4810.