tmnxMobServBcS5S8PgwTeid 1.3.6.1.4.1.6527.3.1.2.66.2.5.1.21

The value of tmnxMobServBcS5S8PgwTeid indicates the Tunnel Endpoint Identifier (TEID) of the Packet Data Network Gateway (PGW) on the S5 or S8 reference point.