vRtrPimNgAFIfMdtDefGrpAddress 1.3.6.1.4.1.6527.3.1.2.50.2.3.1.5

The value of vRtrPimNgAFIfMdtDefGrpAddress indicates the default group address used for Multicast Distribution Tree (MDT). It is applicable only when this entry corresponds to a Multicast Tunnel(MT) interface for a particular VPRN.