Fefd - Dell S6100 Configuration Manual

Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version
9.10(0.0)
9.8(1.0)
9.8(0.0P5)
9.8(0.0P2)
9.7(0.0)
9.2(1.0)
9.0.2.0
8.3.19.0
8.3.11.1
8.3.12.0
Legacy E-Series
command.
Related Commands
•
•

fefd

Enable Far-End Failure Detection on an interface, set the FEFD interval, or select the FEFD mode.
Syntax fefd {disable|interval|mode {aggressive|normal}
Parameters
disable
interval
mode
Defaults Disabled.
Command Modes INTERFACE
Command History
This guide is platform-specific. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
946 Layer 2
Description
Introduced on the S6100–ON.
Introduced on the Z9100–ON.
Introduced on the S4048-ON.
Introduced on the S3048-ON.
Introduced on the S6000-ON.
Introduced on the Z9500.
Introduced on the S6000.
Introduced on the S4820T.
Introduced on the Z9000.
Introduced on the S4810.
fefd — enable far-end failure detection on an interface.
fefd reset — enable FEFD globally on the system.
Enter the keyword disable to disable FEFD for the specified interface.
Enter the keyword interval, followed by a value to specify the FEFD interval in seconds.
Range is from 3 to 300. Default is 15.
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.