Users Guide

Parameters
events Enter the keyword events to enable debugging of FEFD state changes.
packets Enter the keyword packets to enable debugging of FEFD to view information on
packets sent and received.
interface (OPTIONAL) Enter the following keywords and the interface information:
• For a 1-GigabitEthernet interface, enter the keyword GigabitEthernet then the
slot/port information.
• For a 10-Gigabit Ethernet interface, enter the keyword TenGigabitEthernet then
the slot/port information.
Command Modes EXEC Privilege
Command History
This guide is platform-specic. For command information about other platforms, see the relevant Dell Networking
OS Command Line Reference Guide.
Version Description
9.8(1.0) Introduced on the Z9100–ON.
9.8(0.0P5) Introduced on the S4048-ON.
9.8(0.0P2) Introduced on the S3048-ON.
9.7(0.0) Introduced on the S6000-ON.
9.2(1.0) Introduced on the Z9500.
9.0.2.0 Introduced on the S6000.
8.3.19.0 Introduced on the S4820T.
8.3.11.1 Introduced on the Z9000.
8.3.12.0 Introduced on the S4810.
Legacy E-Series
command.
Related Commands
• fefd — enable far-end failure detection on an interface.
• fefd reset — enable FEFD globally on the system.
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 Enter the keyword disable to disable FEFD for the specied interface.
interval Enter the keyword interval, followed by a value to specify the FEFD interval in seconds.
Range is from 3 to 300. Default is 15.
mode 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-
888 Layer 2