System information

Configuring the CMTS
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• If you want to activate CM authentication on the cable interface so that all
CMs return a encrypted key to register with the cable interface for network
access, use the cable shared-secret 7 command in Global Configuration
mode, as shown below:
MOT(config)#cable shared-secret 7 <key>
where:
7 indicates a hidden hexadecimal key.
key is the shared secret key, expressed in hexadecimal notation, for example,
0x434F5453.
2. To determine if CM authentication is activated or deactivated, use the show
running-config command in Privileged EXEC mode. If CM authentication is
active, CM authentication information does not appear in the display.
MOT#show running-config
Restoring Previously Defined Authentication Parameters
Use the no cable shared-secret command in Interface Configuration mode to restore
the previously defined authentication parameters, as shown below:
MOT(config)#no cable shared-secret [<“authentication string”> | <key>]
where:
“authentication string” is an alphanumeric text string. You must specify this
using double quotation marks.
key is the shared secret key, expressed in hexadecimal notation, for example,
0x434F5453.