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單項選擇題

Which of the following technologies is used on the backbone of an ISDN?（）

A.VDSL
B.SDSL
C.OC3
D.ATM

單項選擇題

Which of the following is true of an ACL when a packet matching an ACE is found?（）

A. The matching ACE is skipped to allow all other ACEs to be examined.
B. The matching ACE is processed and then the last ACE is examined.
C. The matching ACE is processed and then the next ACE is examined.
D. The matching ACE is processed and the next packet is examined

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A user connecting a laptop to a wall jack is prompted for user credentials before being grantedaccess to the network. Which of the following is MOST likely implemented on the switch?（）

你可能感興趣的試題

Which of the following technologies is used on the backbone of an ISDN?（）

Which of the following is true of an ACL when a packet matching an ACE is found?（）