NBN EN 300 745-2-1999 标准详情
- 标准号:NBN EN 300 745-2-1999
- 中文标题:
- 英文标题:Integrated Services Digital Network (isdn); Message Waiting Indication (mwi) Supplementary Service; Digital Subscriber Signalling System No. One (dss1) Protocol - Part 2:
- 标准类别:比利时标准NBN
- 发布日期: