[ Up ] [ Exam 18 ] [ SwitchingE64 ] [ SwitchingE66 ] [ SwitchingE67 ]
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18. Identify when to use ISDN BRI and PRI services and select the service that best suits a set of given
requirements
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How many B channel(s) is/are available in an ISDN BRI?
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How many B channel(s) is/are available in an ISDN PRI? (CATAList)
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How many D channel(s) is/are available in an ISDN PRI?
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How many D channel(s) is/are available in an European ISDN PRI?
A. 1
B. 2
C. 4
D. 8
E. 16
F. 23
G. 30
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What is the total bandwidth for an ISDN BRI?
A. 16 kbps
B. 56 kbps
C. 64 kbps
D. 128 kbps
E. 144 kbps
F. 1.544 Mbps
G. 2.048 Mbps
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1-2;
2-23,30; 3-1; 4-1; 5-144 kbps.
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