Chapter 4 Troubleshooting the System
Understanding Show Command Responses
Monitoring and Maintaining Remote Querying
Use the following show commands to gather status information about the specified modems.
Command | Purpose |
Router# show cable | Displays statistics on the quality of the modem |
| connection. |
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Router# show cable modem | Displays statistics on modem states. |
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Router# show cable modem | Displays statistics gathered by SNMP agents on |
| modem states. |
Router# show interface cable
Displays statistics on the quality of the cable interface.
Router# show interface cable sid
Displays statistics on the service IDs of the specified modems.
Understanding Show Command Responses
General Show Commands
Key show commands include:
•show cable modem
•show interface cable
•show cable qos profile
•show cable modulation profile
•show cable
Additional or changed show commands using Cisco IOS Release 12.0(7)XR2,
Cisco IOS Release 12.1(1a)T1, or higher CMTS images include the following:
•The show cable qos command shows cable
•The show int cx/y sid command displays more complete Service ID (SID) status information.
•The show cable modem command displays a list of options for a single modem to be specified by entering either the RF CPE device's IP address or MAC address: SNR information for each cable modem on each interface, summary display of the total number of modems connected for each upstream channel, total number of registered and unregistered modems for the specified interface or upstream, total number of offline modems for the specified interface or upstream and status for each offline modem before it went offline.
•The show cable
Cisco uBR7200 Series Universal Broadband Router Software Configuration Guide
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