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Cisco uBR10012 Universal Broadband Router Software Configuration Guide
OL-1520-05
Chapter4 Managing Cable Modems on the Hybrid Fiber-Coaxial Network
Clearing CM Reset

Verifying Clear CM Counters

To determine if the counters in the station maintenance list are cleared, enter one of the following
commands. The station maintenance list counter is 0.
Clearing CM Reset
To remove one or more CMs from the station maintenance list and reset the cablemodem (or all CMs)
on the network, use one of the following commands in cable interface configuration mode.

Verifying Clear CM Reset

To determine if the clear cable modem reset command has removed a CM from the station maintenance
list and forced it to start a reset sequence, enter the show cable modem command.
Tip Be sure that you entered the correct CM IP address or MAC address when you typed the
clearcablemodemreset command. It might take up to 30 seconds for the CM to start the reset sequence.
Note The clear cable modem reset command is useful if a Simple Network Management Protocol (SNMP)
manager is not available, or if the CM is unable to obtain an IP address or respond to SNMP messages.
Command Purpose
clear cable modem mac-addr counters Clears the counters in the station maintenance list for the
CM with a specific MAC address.
clear cable modem ip-addr counters Clears the counters in the station maintenance list for the
CM with a specific IP address.
clear cable modem all counters Clears the counters in the station maintenance list for all CMs.
Command Purpose
show cable modem ip-address Displays the status of a CM identified by its IP address.
show cable modem mac-address Displays the status of a CM identified by its MAC address.
show cable modem interface-address Displays the status of all CMs on a particular upstream.
Command Purpose
clear cable modem mac-addr reset
clear cable modem ip-addr reset
clear cable modem all reset
Removes the CM with a specific MAC address from the
station maintenance list and resets it.
Removes the CM with a specific IP address from the station
maintenance list and resets it.
Removes all CMs from the station maintenance list and resets
them.