Cisco Systems 2960 Manual De Usuario

25-4

Catalyst 2960 and 2960-S Switch Software Configuration Guide

OL-8603-09

Chapter 25 Configuring CDP

Configuring CDP

Beginning in privileged EXEC mode, follow these steps to disable the CDP device discovery capability:

Beginning in privileged EXEC mode, follow these steps to enable CDP when it has been disabled:

This example shows how to enable CDP if it has been disabled.

Switch# configure terminal

Switch(config)# cdp run

Switch(config)# end

Disabling and Enabling CDP on an Interface

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

Beginning in privileged EXEC mode, follow these steps to disable CDP on a port:

Command

Purpose

Step 1

configure terminal

Enter global configuration mode.

Step 2

no cdp run

Disable CDP.

Step 3

end

Return to privileged EXEC mode.

Command

Purpose

Step 1

configure terminal

Enter global configuration mode.

Step 2

cdp run

Enable CDP after disabling it.

Step 3

end

Return to privileged EXEC mode.

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.