CCNA系列认证

多选题Which of the following are key characteristics of PPP? ()Acan be used over analog circuitsBmaps Layer 2 to Layer 3 addressCencapsulates several routed protocolsDsupports IP onlyEprovides error correction

题目
多选题
Which of the following are key characteristics of PPP? ()
A

can be used over analog circuits

B

maps Layer 2 to Layer 3 address

C

encapsulates several routed protocols

D

supports IP only

E

provides error correction

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