Cisco Catalyst 2960 Command Reference Manual page 665

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Catalyst 2960 Switch Debug Commands

For debug udld packets, these debugging messages appear:

For debug udld registries, these categories of debugging messages appear:

Related Commands

show debugging

General packet processing program flow on receipt of an incoming packet

Indications of the contents of the various pieces of packets received (such as type length versions

[TLVs]) as they are examined by the packet reception code

Packet transmission attempts and the outcome

Sub-block creation

Fiber-port status changes

State change indications from the port manager software

MAC address registry calls

Displays information about the types of debugging that are enabled. For

syntax information, select Cisco IOS Release 12.2 Configuration Guides

and Command References > Cisco IOS Configuration Fundamentals

Configuration Guide, Release 12.2 > System Management >

Troubleshooting and Fault Management.

Displays UDLD administrative and operational status for all ports or the

specified port.

Catalyst 2960 Switch Command Reference

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