| Exam 640-875 | Question id=4828 | Transport Technologies |
Which three statements correctly describe DSL-based Internet services for residential users?
| 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. |