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| TB/T 2317-1992 The Setting and Routing Select for Circuit between Telephone Substation of Railway Telephone Switching Network (English Version) |
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Detail of TB/T 2317-1992
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Introduction of TB/T 2317-1992
本标准规定了铁路电话交换网电话所的分级所间电路的分类设置及路由选择规则。
本标准适用于等级制铁路电话交换网网路规划、工程设计、网路维护管理和设备制造。
Contents of TB/T 2317-1992