Chapter 4 Troubleshooting the System

Using Cable Interface Debug Commands

Debug Cable Modem Ranging Messages

This command activates debugging of ranging messages from cable modems on the HFC network. When this command is activated, ranging messages generated when cable modems request or change their upstream frequencies are displayed on the Cisco uBR7200 series console. The format for the command follows:

CMTS01# debug cable range

To deactivate debugging of cable modem ranging, use the following command:

CMTS01# no debug cable range

Debug Upstream Messages

This command activates debugging of upstream messages from cable modems. When this command is activated, any messages generated by cable modems and sent to the Cisco uBR7200 series will be displayed on the Cisco uBR7200 series console. The format for the command follows:

CMTS01# debug cable receive

To deactivate debugging of upstream messages, use the following command:

CMTS01# no debug cable receive

Debug Cable Modem Registration Requests

This command activates debugging of registration requests from cable modems on the HFC network. When this command is activated, messages generated by cable modems as they make requests to connect to the network are displayed on the Cisco uBR7200 series console. The format for the command follows:

CMTS01# debug cable reg

To deactivate debugging of cable registration, use the following command:

CMTS01# no debug cable reg

Debug Cable Modem Reset Messages

This command activates debugging of reset messages from cable modems on the HFC network. When this command is activated, reset messages generated by cable modems are displayed on the

Cisco uBR7200 series console. The format for the command follows:

CMTS01# debug cable reset

To deactivate debugging of cable reset messages, use the following command:

CMTS01# no debug cable reset

Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide

4-52

78-5897-01

 

 

Page 52
Image 52
Cisco Systems uBR7200 Series Debug Cable Modem Ranging Messages, Debug Upstream Messages, Debug Cable Modem Reset Messages