Administrator Guide

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
Command History
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.
Version Description
9.9(0.0) Introduced on the C9010.
9.2(1.0) Introduced on the Z9500.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.12.0 Introduced on the S4810.
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.
Related
Commands
• fefd — enables far-end failure detection.
• fefd-global interval — configures an interval between FEFD control packets.
• show fefd — shows the FEFD command output.
show fefd
View FEFD status globally or on a specific interface.
C9000 Series
Syntax
show fefd [interface]
Parameters
interface (OPTIONAL) Enter the following keywords and slot/port or number information:
• For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then
the slot/port information.
• For a 40-Gigabit Ethernet interface, enter the keyword fortyGigE then the slot/
port information.
Command Modes
• EXEC
• EXEC Privilege
Command History
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.
996 Layer 2