System information

Configuring the CMTS
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4. To determine if a CM is online, use the ping docsis command in Interface
Configuration mode, as shown below:
MOT(config-if)#ping docsis [<mac> | <prefix>]
where:
mac is the MAC address of the CM.
prefix is the IP address of the CM.
Resetting the Cable Modem
Use these options to reset cable modems (CMs) on the DOCSIS network:
• To reset a single CM by using its MAC address, use the clear cable modem reset
command in Privileged EXEC mode, as shown below:
MOT#clear cable modem <mac> reset
where:
mac is the CM MAC address.
• To reset specific group of CMs, use the clear cable modem reset command in
Privileged EXEC mode, as shown below:
MOT#clear cable modem {<mac> <mac-mask>} reset
where:
mac is the CM MAC address.
mac-mask is the MAC address mask that specifies a group of cable modems
• To reset a single CM by using its IP address, use the clear cable modem reset
command in Privileged EXEC mode, as shown below:
Note: Be sure to use the correct MAC or IP address of the CM.