tmnxL2tpPeerStatUnreachableTime 1.3.6.1.4.1.6527.3.1.2.60.1.4.1.1.1.8

The value of the object tmnxL2tpPeerStatUnreachableTime indicates the value of sysUpTime when the this peer was deemed unreachable for the last time. The value zero means that this peer has not been deemed unreachable yet.