【国外标准】 ISDN user-network interfaces - Interface structures and access capabilities
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2025-10-22
- ITU-T I.412
- 现行
- 定价: 无文本
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标准号:
ITU-T I.412
标准名称:
ISDN user-network interfaces - Interface structures and access capabilities
英文名称:
标准状态:
现行-
发布日期:
2025-11-01 -
实施日期:
出版语种:
- 其它标准
- 上一篇: ITU-T Q.Sup25 Supplement to ITU-T Q.2900 series Recommendations: Broadband integrated services digital network (B-ISDN) -Digital subscriber signalling system No. 2 (DSS2) - User-network interface layer 3 - Overview of B-ISDN DSS2 signalling capabilities
- 下一篇: ITU-T Q.645 Logic procedures for interworking of signalling system No. 5 to R2
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