Description:Disable/enable cdp and view cdp configuration.
(Choose R1 from the n/w diagram to proceed).
Note that cdp is enabled by default on a router. If you want to disable cdp
on a particular interface, use no cdp enable command. To re enable
cdp on an interface, use cdp run command. If the cdp is disabled in
global configuration mode, you can not enable it for any specific interface using
interface configuration mode. The command show cdp provides cdp information.
1. Enter interface configuration mode for serial 0, and disable CDP on interface serial 0.
2. Issue a command to verify that Serial 0 is no longer sending CDP updates
3. Type the Command to see Global CDP information