试题详情
- 单项选择题Which DSL encapsulation method requires client software running on the end - user PC that is directly connected to a DSL modem?()
A、PPPoA
B、PPPoE
C、PPP
D、L2TP
E、ATM
- B
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A、PPPoA
B、PPPoE
C、PPP
D、L2TP
E、ATM
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