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24-4

Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide

78-11380-10

Chapter 24 Configuring CDP

Configuring CDP

Disabling and Enabling CDP on an Interface

CDP is enabled by default on all supported interfaces to send and receive CDP information.

Beginning in privileged EXEC mode, follow these steps to disable CDP on an interface:

Beginning in privileged EXEC mode, follow these steps to enable CDP on an interface when it has been

disabled:

This example shows how to enable CDP on an interface when it has been disabled.

Switch# configure terminal

Switch(config)# interface fastethernet0/1

Switch(config-if)# cdp enable

Switch(config-if)# end

Command Purpose

Step 1

configure terminal Enter global configuration mode.

Step 2

interface interface-id Specify the interface on which you are disabling CDP, and enter

interface configuration mode.

Step 3

no cdp enable Disable CDP on the interface.

Step 4

end Return to privileged EXEC mode.

Step 5

copy running-config startup-config (Optional) Save your entries in the configuration file.