tmnxMobPdnS6bStatAAAUnknSesPktRx 1.3.6.1.4.1.6527.3.1.2.71.2.29.1.21

The value of tmnxMobPdnS6bStatAAAUnknSesPktRx indicates the number of AA answer messages received by the Packet Data Network Gateway (PGW) for which a session does not exist.