Wide Area Networks

Q1: Which of the following uses ATM as the Data Link layer protocol that's terminated at what's known as the DSLAM?

A Wireless

B Dedicated T1

C PPPoE

D DSL

E Frame Relay

ANS:A - DSL

ATM is the Data-Link layer protocol that's typically used over the DSL layer 1 connection from the CPE and terminated at what's known as the DSLAM-an ATM switch that contains DSL interface cards, or ATU-Cs.



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