tmnxVdoGrpSrcVqmPmtRepDegSecs 1.3.6.1.4.1.6527.3.1.2.61.1.18.1.8

The value of tmnxVdoGrpSrcVqmPmtRepDegSecs indicates the total number of PMT (Program Map Table) repetition degraded seconds for the stream on this multicast channel.