标准编号:DIN EN 300646-1-2000
标准名称:综合业务数字网(ISDN).7号信令系统.数字蜂窝式通信系统(阶段2)...
英文名称:Integrated Services Digital Network (ISDN) - Signalling System No. 7 - Digital cellular telecommunications system (phase 2); Application of ISDN User Part (ISUP) version 2 for the ISDN - Public Land Mobile Network (PLMN) signalling interface - Part 1: Protocol specification (GSM 09.12 version 4.2.2) (Endorsement of the English version EN 300646-1 V 4.2.2 (1999-05) as German standard)
发布部门:
发布日期:2000-12-01
实施日期:
标准状态:现行
文件格式:PDF