Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Completion of Communications to Busy Subscriber (CCBS) and Completion of Communications by No Reply (CCNR) using IP Multimedia (IM) Core Network
标准号:ETSI TS 124 642-2014
标准名称: 数字蜂窝通信系统 (第2+阶段). 通用移动通信系统 (UMTS). LTE. 使用IP多媒体 (IM) 核心网络 (CN) 子系统的对占线用户的完成通信 (CCBS) 和未回复的完成通信 (CCNR). 协议规格 (V12.0.0; 3GPP TS 24.642版本12.0.0, 版本12)
英文名称:Digital cellular telecommunications system (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Completion of Communications to Busy Subscriber (CCBS) and Completion of Communications by No Reply (CCNR) using IP Multimedia (IM) Core Network
标准类型:国外标准
标准状态:现行
中国标准分类号(CCS):M21