A distributing frame carrying on one side all outside lines, and on the other side the terminations of the central office equipment and protective devices for them.

一种配线框架，在水平面上装有所有外部线路，在垂直面上装有中心局设备的端线及它们的保护装置。

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They demonstrated outside the central London office of the IPCC, which they claim is dominated by former police officers.

BBC: Protesters call to replace IPCC