Check manual page of docsis_cm_status

DOCSIS Cable Modem Status
Distribution	None
License	GPLv2
Supported Agents	SNMP

This check monitors a number of status objects for Cable Modems. Currently this are the Status Value ( operational, notReady etc.) and the transmit power from the upstream channels.

Item

ID like reported in SNMP Output. Based on the Maclayer

Discovery

One service is created for each ID.