The value of tSapIngressFCMCastPlcrFPQGrp specifies whether to use
the specified multicast policer defined in FP(forwading-plane) Queue
group for this SAP.
When tSapIngressFCMCastPlcrFPQGrp is set to 'true', it specifies the FC
to use the specific multicast policer defined in the FP Queue Group
instance attached to the SAP specified by sapIngressFPQGrp and
sapIngressFPQGrpInstanceId.
An 'inconsistentValue' error is returned if tSapIngressFCMCastPlcrFPQGrp
is set to a non-default value and an entry corresponding to the policer
tSapIngressFCPolicer does not exist in Queue group attached at the FP.