In regards to the ISDN BRI standard, which channel is used for
control?
A.) B
B.) D
C.) E
D.) I
E.) Q
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Answer / m haja bahurudeen
Ans : B) D
D - Data Channel - 16 Kbps
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Answer / guest
Answer: B
B is Bearer for Data (2 channels at 64kb each).
D is for Control (16kb).
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CCNA 
