Udld Reset - Cisco Catalyst 4500 Series Configuration Manual

Chapter 2

udld reset

To reset all the UDLD ports in the shutdown state (that is, errdisabled by UDLD), use the udld reset
priviledged EXEC command.
Syntax Description This command has no arguments or keywords.
Command Default
This command has no default settings.
Command Modes
Privileged EXEC
Command History Release
12.1(8a)EW
Usage Guidelines
If the interface configuration is still enabled for UDLD, those ports will begin to run UDLD again and
may shut down if the reason for the shutdown has not been resolved.
The udld reset command permits the traffic to flow on the ports again. Other features, operate normally
if enabled, such as STP, PAgP, and DTP.
Examples
The following example shows how to reset all the ports that are shut down by UDLD:
Switch# udld reset
Switch#
Related Commands Command
show udld
udld reset
Modification
This command was introduced on the Catalyst 4500 series switch.
Catalyst 4500 Series Switch Cisco IOS Command Reference—Release XE 3.9.xE and 15.2(5)Ex
Description
Displays the administrative and operational UDLD status.
udld reset
2-1155