标准号:DIN EN 301257-2004
中文标准名称:专用综合业务网.规范、功能模型和信息流.重叫补充业务
英文标准名称:Private Integrated Services Network (PISN) - Specification, functional models and information flows - Recall supplementary service (ISO/IEC 15051 (2003), modified) (Endorsement of the English version EN 301257 V1.2.1 (2004-01) as German standard)
标准类型:M11
发布日期:1999/12/31 12:00:00
实施日期:1999/12/31 12:00:00
中国标准分类号:M11
国际标准分类号:33.040.35
适用范围:This European standard specifies requirements in the telecommunications sector.