SS EN 300 138-2 Ed. 1 (1998) 标准详情
- 标准号：SS EN 300 138-2 Ed. 1 (1998)
- 中文标题：
- 英文标题：Integrated Services Digital Network (isdn) - Closed User Group (cug) Supplementary Services - Digital Subscriber Signalling System No. One (dss1) Protocol - Part 2: Protocol Implementation Conformance Statement (pics) Performa Specification
- 标准类别：新加坡SS
- 发布日期：
