tmnxBsxAaSubSumDiscontTime 1.3.6.1.4.1.6527.3.1.2.63.1.8.1.5

The value of tmnxBsxAaSubSumDiscontTime indicates the SNMPv2-MIB::sysUpTime (hundredths of a second) when the summary information for the subscriber has last changed status.