This object specifies the value which can be used by
cewredConfigGlobIndex object, which associates
WRED configuration on the multicast traffic of the
source module (identified by entPhysicalIndex) on the
receive side. This value can't be modified when
cewredRxMulticastRowStatus is active(1).
The value of this object must not be same as the values
of the following objects:
cewredTxValue,
cewredRxIfValue,
cewredRxValue.