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Cisco 3825 Mobile Wireless Edge Router Software Configuration Guide
OL-15667-03
Appendix A Cisco 3825 Mobile Wireless Edge Router RAN-O Command Reference
cdp enable
cdp enable
To enable Cisco Discovery Protocol (CDP) on an interface, use the
cdp enable
command in interface
configuration mode. To disable CDP on an interface, use the no form of this command.
cdp enable
Syntax Description
This command has no arguments or keywords.
Command Modes
Interface configuration
Command History
Usage Guidelines
CDP is enabled by default at the global level and on each supported interface in order to send or receive
CDP information. However, some interfaces, such as ATM interfaces, do not support CDP.
Note
The
cdp enable
,
cdp timer
, and
cdp run
commands affect the operation of the IP on demand routing
feature (that is, the
router odr
Global configuration command). For more information on the
router odr
command, see the “On-Demand Routing Commands” chapter in the
Cisco IOS Command Reference,
Volume 2 of 3: Routing Protocols
document.
Examples
In the following example, CDP is disabled on the Ethernet 0 interface only.
Router#
show cdp
Global CDP information
Sending CDP packets every 60 seconds
Sending a holdtime value of 180 seconds
Sending CDPv2 advertisements is enabled
Router#
config terminal
Router(config)#
interface ethernet 0
Router(config-if)#
no cdp enable
Related Commands
Release
Modification
10.3
This command was introduced.
12.4(4)MR
This command was incorporated.
Command
Description
cdp run
Re-enables CDP on a Cisco device.
cdp timer
Specifies how often the Cisco IOS software sends CDP updates.
router odr
Enables on-demand routing on a hub router