Q6. Typically, which type of WAN connection has the lowest speed?
A. Frame Relay
B. X.25
C. ISDN BRI
D. Asynchronous
Correct Answer: D
Explanation:
The typical WAN link speeds for various technologies is given below:
1. Leased lines/ Frame Relay: Up to E3/T3
2. ISDN PRI: E1/T1
3. X.25, ISDN-BRI: 128 Kbps
4. Asynchronous Dial-up: Up to 56/64 Kbps.
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