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Question:
Choose the TWO statements that correctly describe ISDN?
A
BRI ISDN uses 2 B+1 D channels.
explanation
BRI ISDN runs 2 B+1 D channels known as two 64 Kbps data channels, and PRI ISDN runs 23 B+1 D channels. The D channel is 16 Kbps for BRI and 64 Kbps for PRI.
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