ITU-T L.19-2003 标准详情
- 标准号:ITU-T L.19-2003
- 中文标题:用于新业务和系统的ISDN、HDSL、ADSL和UADSL铜线网-系列L:电缆及户外设备的其他部分的结构、安装和保护
- 英文标题:multi-pair copper network cable supporting shared multiple services such as pots, isdn and xdsl
- 标准类别:国际电信联盟标准
- 发布日期:2003-11-01
The local subscriber network has been providing the means for subscriber connection to the basic telephone service, without encountering any major transmission problems at voice frequencies (300 to 3400 Hz). With the evolution of transmission technol
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