多項選擇題

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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多項選擇題

Which can be done to secure the virtual terminal interfaces on a router?（）

A. Administratively shut down the interfaces.
B. Physically secure the interfaces.
C. Configure a virtual terminal password and login process.
D. Enter an access list and apply it to the terminal interfaces using the access-class command.
E. Create an access list and apply it to the terminal interfaces using the access-group command.

多項選擇題

Which two are features of IPv6?（）

A.multicast
B.broadcast
C.allcast
D.podcast
E.anycast

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Which of the following are key characteristics of PPP?（）

你可能感興趣的試題

Which can be done to secure the virtual terminal interfaces on a router?（）

Which two are features of IPv6?（）

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