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Chapter 23
Configuring CDP
Monitoring and Maintaining CDP
To monitor and maintain CDP on your device, perform one or more of these tasks, beginning in
privileged EXEC mode.
Command
clear cdp counters
clear cdp table
show cdp
show cdp entry entry-name
[protocol
version]
|
show cdp interface [interface-id]
show cdp neighbors [interface-id]
[detail]
show cdp traffic
OL-23389-01
Description
Reset the traffic counters to zero.
Delete the CDP table of information about neighbors.
Display global information, such as frequency of transmissions and the holdtime
for packets being sent.
Display information about a specific neighbor.
You can enter an asterisk (*) to display all CDP neighbors, or you can enter the
name of the neighbor about which you want information.
You can also limit the display to information about the protocols enabled on the
specified neighbor or information about the version of software running on the
device.
Display information about interfaces where CDP is enabled.
You can limit the display to the interface about which you want information.
Display information about neighbors, including device type, interface type and
number, holdtime settings, capabilities, platform, and port ID.
You can limit the display to neighbors of a specific interface or expand the display
to provide more detailed information.
Display CDP counters, including the number of packets sent and received and
checksum errors.
Monitoring and Maintaining CDP
Catalyst 2928 Switch Software Configuration Guide
23-5
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Troubleshooting
