Cisco Systems 2960 ユーザーズマニュアル
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.
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.