ETSI TS 123 278-2017 数字蜂窝通信系统(第2+阶段)(GSM全球移动通信系统);通用移动通信系统(UMTS); 移动网络增强定制应用逻辑(CAMEL)第4阶段;第2阶段;IM(IP多媒体)及CN(核心网)互连(V14.0.0;3GPP TS 23.278版本14.0 发行版本14;包括软盘)
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); Customised Applications for Mobile network Enhanced Logic (CAMEL) Phase 4; Stage 2; IM CN Interworking (V14.0.0; 3GPP TS 23.278 version 14.0.0