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Chapter 17
Configuring CDP
Command
Step 1
configure terminal
Step 2
cdp holdtime seconds
Step 3
cdp timer seconds
Step 4
end
Use the no form of the CDP commands to return to the default settings.
This example shows how to configure and verify CDP characteristics:
AP# configure terminal
AP(config)# cdp holdtime 120
AP(config)# cdp timer 50
AP(config)# end
AP# show cdp
Global CDP information:
For additional CDP show commands, see the
Disabling and Enabling CDP
CDP is enabled by default. 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:
Command
Step 1
configure terminal
Step 2
cdp run
Step 3
end
OL-14209-01
Sending a holdtime value of 120 seconds
Sending CDP packets every 50 seconds
Cisco IOS Software Configuration Guide for Cisco Aironet Access Points
Purpose
Enter global configuration mode.
(Optional) Specify the amount of time a receiving device should
hold the information sent by your device before discarding it.
The range is from 10 to 255 seconds; the default is 180 seconds.
(Optional) Set the transmission frequency of CDP updates in
seconds.
The range is from 5 to 254; the default is 60 seconds.
Return to Privileged Exec mode.
"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.
Configuring CDP
17-4.
17-3
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