Which three statements correctly describe DSL-based Internet services for residential users? (Choose three.)A. Most residential deployments use PPPoE encapsulation where the end user PC or the DSL CPE will require a PPP username and password configuration.B. Most residential deployments use PPPoA encapsulation where the DSL CPE device needs to provide Layer 3 routing functions.C. The most commonly installed DSL variant for residential deployments is ADSL.D. The most commonly installed DSL variant for residential deployments is SDSL.E. The most commonly installed DSL variant for residential deployments is HDSL.F. At the DSL service provider location, a DSLAM typically is used to terminate all the PPP connections of the DSL subscribers.G. At the DSL service provider location, a DSLAM is used to terminate and then aggregate the DSL connections over an ATM network.

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