This MIB module is for representing Edge QAM equipment present
in the headend (or indoor) and is supported by a SNMP agent.
It defines QAM channel related configuration MIB objects
associated with both QAM channel's physical and logical
characteristics.
qamChannelTable is optional for devices that are supporting
equivalent DOCSIS MIB objects.
qamConfigTable is optional and applies to devices that choose to
provide logical level configuration.