Definition of the MAC Address Ranges table entry for a particular
physical entity. This data is only available for the interfacing CMM.
There can be up to MacRangeIndex MAC ranges per physical entity.
The chasMacAddressRangeTable on the Primary should be identical
to the one on the Secondary.
For creation of a MAC Address range, the following 4 fields in
ChasMacAddrRangeTableEntry are required (must have all 4):
chasMacAddressStart
chasMacAddressCount
chasGlobalLocal
chasMacRowStatus : must be set last
For deletion of a MAC Address range, the following 2 fields in
ChasMacAddrRangeTableEntry are required (must have all 2):
chasMacRangeIndex
chasMacRowStatus : must be set last