PRETS 300 247-1993
PRETS 300 247-1993 标准详情
- 标准号：PRETS 300 247-1993
- 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) - Connection Characteristics
- 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 connection characteristics of ONP 2048 kbit/s digital unstructured leased lines. Applies to leased lines, including part time leasedlines, for which the establishment or release does not re
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