ETSI TR 133 920-2008 数字蜂窝通信系统(第2+阶段).全球移动通信系统(UMTS).基于SIM卡的一般引导架构(GBA).早期执行特征(版本7.5.0).3GPP TR 33.920(版本7.5.0,第7次发布)
Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); SIM card based Generic Bootstrapping Architecture (GBA); Early implementation feature
The present document describes which change requests are to be implemented in addition to the Release 6
specifications TS 33.220 [1], TS 29.109 [2], and TS 24.109 [3] to enable the usage of 2G GBA.