NF EN 301657-2003 标准详情
- 标准号:NF EN 301657-2003
- 中文标题:
- 英文标题:Private Integrated Services Network (PISN) - Specification, functional model and information flows - Private User Mobility (PUM) - Call handling additional network features (V1.2.1).
- 标准类别:法国国家标准
- 发布日期:2003-12-01