Disabling And Enabling Cdp - Cisco Catalyst 2950 Software Configuration Manual

Chapter 23 Configuring CDP
Command
Step 6 show cdp
Step 7
copy running-config startup-config
Use the no form of the CDP commands to return to the default settings.
This example shows how to configure CDP characteristics.
Switch# configure terminal
Switch(config)# cdp timer 50
Switch(config)# cdp holdtime 120
Switch(config)# cdp advertise-v2
Switch(config)# end
For additional CDP show commands, see the

Disabling and Enabling CDP

CDP is enabled by default.
Note Creating and maintaining switch clusters is based on the regular exchange of CDP messages. Disabling
CDP can interrupt cluster discovery. For more information, see
Started with Cisco Network Assistant, available on Cisco.com.
Beginning in privileged EXEC mode, follow these steps to disable the CDP device discovery capability:
Command
Step 1 configure terminal
Step 2
no cdp run
Step 3 end
Beginning in privileged EXEC mode, follow these steps to enable CDP when it has been disabled:
Command
Step 1 configure terminal
Step 2 cdp run
Step 3
end
This example shows how to enable CDP if it has been disabled.
Switch# configure terminal
Switch(config)# cdp run
Switch(config)# end
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Purpose
Verify your settings.
(Optional) Save your entries in the configuration file.
"Monitoring and Maintaining CDP" section on page
Purpose
Enter global configuration mode.
Disable CDP.
Return to privileged EXEC mode.
Purpose
Enter global configuration mode.
Enable CDP after disabling it.
Return to privileged EXEC mode.
Catalyst 2950 and Catalyst 2955 Switch Software Configuration Guide
Configuring CDP
Clustering Switches and see the Getting
23-5.
23-3