Cisco 4500M

21-4
Software Configuration Guide—Release 12.2(25)EW
OL-6696-01
Chapter 21 Configuring UDLD
Configuring UDLD on the Switch
Disabling UDLD on Fiber-Optic Interfaces
To disable UDLD on individual fiber-optic interfaces, perform this task:
Resetting Disabled Interfaces
To reset all interfaces that have been shut down by UDLD, perform this task:
Command Purpose
Step 1
Switch(config-if)# udld disable
Disables UDLD on a fiber-optic interface.
Note This command is not supported on nonfiber-optic
interfaces.
Use the no keyword to revert to the udld enable global
configuration command setting.
Step 2
Switch# show udld interface
Verifies the configuration.
Command Purpose
Switch# udld reset
Resets all interfaces that have been shut down by UDLD.