NBN ETS 300 485-1996 标准详情
- 标准号：NBN ETS 300 485-1996
- 中文标题：
- 英文标题：Integrated Services Digital Network (isdn); Definition And Usage Of Cause And Location In Digital Subscriber Signalling System No. One (dss1) And Signalling System No.7 Isdn User Part (isup)
- 标准类别：比利时标准NBN
- 发布日期：
