2-822Cisco Catalyst Blade Switch 3120 for HP Command ReferenceOL-12248-03Chapter 2 Cisco Catalyst Blade Switch 3120 for HP Cisco IOS Commandsudld resetudld resetUse the udld reset privileged EXEC command to reset all interfaces disabled by the UniDirectional LinkDetection (UDLD) and permit traffic to begin passing through them again (though other features, suchas spanning tree, Port Aggregation Protocol (PAgP), and Dynamic Trunking Protocol (DTP) still havetheir normal effects, if enabled).udld resetSyntax Description This command has no arguments or keywords.Command Modes Privileged EXECCommand HistoryUsage Guidelines If the interface configuration is still enabled for UDLD, these ports begin to run UDLD again and aredisabled for the same reason if the problem has not been corrected.Examples This example shows how to reset all interfaces disabled by UDLD:Switch# udld reset1 ports shutdown by UDLD were reset.You can verify your setting by entering the show udld privileged EXEC command.Related CommandsRelease Modification12.2(40)EX1 This command was introduced.Command Descriptionshow running-config Displays the operating configuration. For syntax information, use thislink to the Cisco IOS Release 12.2 Command Reference listing page:http://www.cisco.com/en/US/products/sw/iosswrel/ps1835/prod_command_reference_list.htmlSelect the Cisco IOS Commands Master List, Release 12.2 tonavigate to the command.show udld Displays UDLD administrative and operational status for all ports orthe specified port.udld Enables aggressive or normal mode in UDLD or sets the configurablemessage timer time.udld port Enables UDLD on an individual interface or prevents a fiber-opticinterface from being enabled by the udld global configurationcommand.
