Cisco Systems uBR7200 Using Ping DOCSIS, Verifying that Cable Modem Counters are Cleared, MC-593

Configuring Headend Broadband Access Router Features

Headend Broadband Access Router Configuration Examples

Verifying that Cable Modem Counters are Cleared

To verify whether the counters in the Station Maintenance List have been cleared, enter the show cable flap list command. The station maintenance list counter will be 0.

CMTS01# show cable flap list

Troubleshooting Tips

To troubleshoot the configuration, make sure you entered the correct cable modem MAC address or IP address when you typed the command.

Using Ping DOCSIS

To ping a specific cable modem to determine if it is online, use the following command in EXEC mode:

Command	Purpose
CMTS01# ping docsis addr	Ping the cable modem with a specific MAC address or IP address
	to see if it is online.

Verifying Ping DOCSIS

The output from the ping docsis command indicates whether or not the cable modem you were trying to contact was found on the network:

CMTS01# ping docsis 10.1.1.0

Queueing 5 MAC-layer station maintenance intervals, timeout is 25 msec:

!!!!!

Success rate is 100 percent (5/5)

Troubleshooting Tips

To troubleshoot the configuration, make sure you are using a valid MAC or IP address for the cable modem you want to ping.

Headend Broadband Access Router Configuration Examples

For most of the commands described in this document, the default values are adequate to configure the Cisco uBR7200 series router. To view the current configuration of a Cisco uBR7200 series, enter the show running-configcommand at the CLI prompt in EXEC mode or privileged EXEC mode.

Headend broadband access router configuration examples are provided in the following sections:

•Spectrum Management Configuration Example

•Virtual Private Network Configuration Example

•VoIP Configuration Example

•Telco Return Configuration Example

•QoS Profile Enforcement Configuration Example

Cisco IOS Multiservice Applications Configuration Guide

MC-593