BS 6450-2-1983 由公共电信话务员操纵的公共交换电话网连接的专用支线交换机.终端站作为整体对待的专用支线交换机规范
BS 6450-2-1983 标准详情
- 标准号：BS 6450-2-1983
- 中文标题：由公共电信话务员操纵的公共交换电话网连接的专用支线交换机.终端站作为整体对待的专用支线交换机规范
- 英文标题：private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. specification for private branch exchanges with terminating stations treated as an entirety
- 标准类别：英国标准
- 发布日期：
内容简介
Specifies requirements for private branch exchanges to be connected at the users' premises directly to the analogue interfaces of the BT PSTN when the terminating stations and their cabling can be treated with the PBX as an entirety. Applies only to
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