Cisco Systems WSC2960X24PDL Manual De Usuario

Example

The following example shows how to enable CDP if it has been disabled:

Switch#

configure terminal

Switch(config)#

cdp run

Switch(config)#

end

What to Do Next

Use the show run all command to show that CDP has been enabled. If you enter only show run , the
enabling of CDP may not be displayed.

Related Topics

Disabling CDP, on page 36

Disabling CDP on an Interface

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

Switch clusters and other Cisco devices (such as Cisco IP Phones) regularly exchange CDP messages.
Disabling CDP can interrupt cluster discovery and device connectivity.

Note

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

SUMMARY STEPS

1. configure terminal

2. interface interface-id

3. no cdp enable

4. end

DETAILED STEPS

Purpose

Command or Action

Enters the global configuration mode.

configure terminal

Example:

Switch#

configure terminal

Step 1

Specifies the interface on which you are disabling CDP,
and enters interface configuration mode.

interface interface-id

Example:

Switch(config)#

interface gigabitethernet1/0/1

Step 2

Catalyst 2960-X Switch Network Management Configuration Guide, Cisco IOS Release 15.0(2)EX

OL-29044-01

Configuring the Cisco Discovery Protocol

Disabling CDP on an Interface