ETSI TS 126 269-2017 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);用数据传输;带内调制解调器解决方案;一致性测试(V14.0.0;3GPP TS 26.269 版本14.0.0 发行版本14;包括软盘)
Digital cellular telecommunications system (Phase 2+) (GSM); Universal Mobile Telecommunications System (UMTS); eCall data transfer; In-band modem solution; Conformance testing (V14.0.0; 3GPP TS 26.269 version 14.0.0 Release 14; Includes Diskette)