NBN ETS 300 770 1-1999 标准详情
- 标准号：NBN ETS 300 770 1-1999
- 中文标题：
- 英文标题：Broadband Integrated Services Digital Network (b-isdn); Digital Subscriber Signalling System No. Two (dss2) Protocol - Closed User Group (cug) Supplementary Service - Part 1: Protocol Specification
- 标准类别：比利时标准NBN
- 发布日期：
