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Chapter 15
Configuring CDP
Configuring the CDP Characteristics
You can configure the CDP holdtime (the number of seconds before the bridge discards CDP packets)
and the CDP timer (the number of seconds between each CDP packets the bridge sends).
Beginning in Priveleged Exec mode, follow these steps to configure the CDP holdtime and CDP timer:
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:
bridge# configure terminal
bridge(config)# cdp holdtime 120
bridge(config)# cdp timer 50
bridge(config)# end
bridge# show cdp
Global CDP information:
For additional CDP show commands, see the
Disabling and Enabling CDP
CDP is enabled by default. Beginning in Priveleged 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
OL-4059-01
Sending a holdtime value of 120 seconds
Sending CDP packets every 50 seconds
Cisco Aironet 1400 Series Wireless Bridges Software Configuration Guide
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.
Configuring CDP
15-5.
15-3
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