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    BRI

    Last Updated May 24, 2021 1:36 pm
    Webopedia Staff
    Short for Basic-Rate Interface, the basic ISDN configuration, which consists of two B-channels that can carry voice or data at rate of 64Kbps, and one D-channel, which carries call-control information. Another type of ISDN configuration is called Primary-Rate Interface (PRI), which consists of 23 B-channels (30 in Europe) and one D-channel.

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