DIN EN 301821-2001 标准详情
- 标准号：DIN EN 301821-2001
- 中文标题：专用综合服务网(pisn).内部交换信号协议.专业用户移动性.注册补充服务
- 英文标题：private integrated services network (pisn) - inter-exchange signalling protocol - private user mobility (pum); registration supplementary service (iso/iec 17876 (2000), modified) (endorsement of the english version en 301821 v 1.1.1 (2000-10) as germ
- 标准类别：德国标准
- 发布日期：2001-06
