試題詳解

ch16-3 Which of the following is true regarding the location and purpose of a DSLAM?
(A) Typically used at a home or small office to connect the phone line to a DSL router
(B) Typically used at a home or small office instead of a DSL router
(C) Typically used inside the telco’s CO to prevent any voice traffic from reaching the ISP’s router
(D) Typically used inside the telco’s CO to separate the voice traffic from the data traffic