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Central office switching system with remote line switch
Central office switching system with remote line switch
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机译:带有远程线路交换机的局端交换系统
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摘要
A telephone subscriber system in which a concentrating portion of the central office telephone switching network is remotely located and connects to the remainder of the switching network at the central office via concentrated voice transmission paths and via multichannel data links which forward control and status signals between the two portions of the switching network.
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