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Value-added Services
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| Standard Insuued on: 1996-01 |
YDN 021-1996 Technical specification of V5.2 interface between local private branch exchange and access network
本地数字交换机和接入网之间的V5.2接口技术规范
| Category No.: | YD | Valid Status: | superseded |
| Issued Organization: | Issued Date: | 1996-01-01 | |
| Implemented Date: | 1999-3-1 | Abolished Date: | |
| Superseded Standard.: | YD/T 1380.2-2005 Technical requirements of V5 interface Part 2 : V5.2 interface |
Superseded Date: | 2005-12-1 |
GB/T 16707.3-1996
GB 15978-1995
MT 522-1995
GB/T 16676-1996
GB 5197.1-1996
MT 524-1995
GB 15977-1995
GB/T 16635-1996
GB/T 16709-1996
GB/T 16656.11-1996
GB/T 16633-1996
GB/T 16157-1996/XG1-2017
GB/T 16608.1-2003
GB/T 16681-2003
GF 018-1995
YDN 021-1996
GB 10789-1996
GB/T 10003-1996
GB/T 3047.8-1996
GB/T 5967-1996
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