Stage 3 Description for Additional Information Transfer Supplementary Services Using B-ISDN Digital Subscriber Signalling System No. 2 (DSS2) - Basic Call: User-to-User Signalling (UUS) Amendment 1 Series Q: Switching and Signalling Broadband ISDN - B-ISD
标准号:ITU-T Q.2957.1 AMD 1-1999
标准名称: 使用B-ISDN-2号数字用户线信令系统(DSS2)的附加信息传递补充业务第3阶段描述 - 基本呼叫
英文名称:Stage 3 Description for Additional Information Transfer Supplementary Services Using B-ISDN Digital Subscriber Signalling System No. 2 (DSS2) - Basic Call: User-to-User Signalling (UUS) Amendment 1 Series Q: Switching and Signalling Broadband ISDN - B-ISD
标准类型:国外标准
标准状态:现行
中国标准分类号(CCS):M16
国际标准分类号(ICS):33.060.80