Private Integrated Services Network (PISN); Specification, functional model and information flows; Simple Dialog supplementary service (V1.1.1; ISO/IEC 21407 (2001) modified)
标准号:ETSI EN 301 920-2003
标准名称: 专用综合业务网(PISN).规范,功能模型和信息流.简单对话补充业务(版本1.1.1).ISO/IEC 21407(2001),修正本
英文名称:Private Integrated Services Network (PISN); Specification, functional model and information flows; Simple Dialog supplementary service (V1.1.1; ISO/IEC 21407 (2001) modified)
标准类型:国外标准
标准状态:现行
中国标准分类号(CCS):M21