System information

Configuring the CMTS
6-85
4. If you want to see what spectrum group is applied to each upstream port, use the
show running config command in Privileged EXEC mode, as shown below:
MOT#show running-config
Evaluating Spectrum Management Performance
Use the information and examples contained in the following sections to evaluate
your spectrum management configuration and performance:
• Showing Spectrum Data
• Viewing Spectrum Management Configuration Changes
• Determining the Upstream Signal to Noise Ratio
• Determining the MIB Index ID Number of an Upstream Port
• Viewing Spectrum Management Activity
• Viewing Spectrum Management Hopping Actions
• Viewing the Spectrum Management Roll-back Function
Showing Spectrum Data
Use the show interface cable upstream spectrum command in Privileged EXEC
mode to view the noise power level for the whole spectrum, as shown below:
MOT#show interface cable <x>/<y> upstream <NUM> spectrum
where:
x is the slot number of the cable module.
y is the cable interface number, which is 0.
NUM is the upstream port number