Cisco 2950 - Catalyst Switch Spezifikationen PDF herunterladen (Seite 541)

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Catalyst 2950 and Catalyst 2955 Switch Command Reference

OL-10102-02

Chapter 2 Catalyst 2950 and 2955 Cisco IOS Commands

udld

• The no udld enable global configuration command followed by the udld {aggressive | enable}

global configuration command to re-enable UDLD globally

• The no udld port enable 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

Examples This example shows how to enable UDLD in normal mode on all fiber-optic interfaces:

Switch(config)# udld enable

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

Related Commands Command Description

show running-config Displays the running configuration on the switch. For syntax information,

select Cisco IOS Configuration Fundamentals Command Reference for

Release

12.1 > Cisco IOS File Management Commands > Configuration

File Commands.

show udld Displays the UDLD status for all ports or the specified port.

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

interface from being enabled by the udld global configuration command.

udld reset Resets any interface shut down by UDLD and permits traffic to again pass

through.

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