PRETS 300 246-1993
PRETS 300 246-1993 标准详情
- 标准号：PRETS 300 246-1993
- 中文标题：
- 英文标题：Business Telecommunications (bt); Open Network Provision (onp) Technical Requirements; 2048 Kbit/s Digital Unstructured Leased Line (d2048u) - Interface Presentation
- 标准类别：欧洲通信ETS,I-ETS,PRI-ETSETS
- 发布日期：
内容简介
Specifies the technical requirements and test principles for network interface presentations of ONP 2048 kbit/s digital unstructured leased lines. Covers the physical, mechanical and electrical characteristics of the interface and specifies the confo
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