tmnxMobPdnApnAuthFixUserName 1.3.6.1.4.1.6527.3.1.2.71.1.11.1.31

The value of tmnxMobPdnApnAuthFixUserName specifies the user name used in access requests sent to a AAA server when tmnxMobPdnApnAuthUserName is set to 'fixed'.