Cisco Catalyst 3750-X Command Reference Manual page 1004

Cisco ios release 15.2(1)e and later

Hide thumbs Also See for Catalyst 3750-X:

Table of Contents

This example shows how to enable UDLD on all fiber-optic interfaces:

Switch(config)# udld enable

You can verify your setting by entering the show udld privileged EXEC command.

Related Commands

Catalyst 3750-X and 3560-X Switch Command Reference

The no udld port interface configuration command followed by the udld port or udld port

aggressive interface configuration command to re-enable UDLD on the specified interface

The errdisable recovery cause udld and errdisable recovery interval interval global

configuration commands to automatically recover from the UDLD error-disabled state

Chapter 2 Catalyst 3750-X and 3560-X Switch Cisco IOS Commands

Displays UDLD administrative and operational status for all ports

or the specified port.

Enables UDLD on an individual interface or prevents a fiber-optic

interface from being enabled by the udld global configuration

Resets all interfaces shut down by UDLD and permits traffic to

again pass through.

Catalyst 3560-x