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單項選擇題

Several users from the same location are reporting problems accessing the intranet server. An
administrator has verified that no other remote areas are having issues connecting to the same
server.
Which of the following steps should the administrator perform NEXT?（）

A. Determine what has changed
B. Test a solution.
C. Establish the most probable cause
D. Escalate the problem to the right section

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單項選擇題

An administrator only has one public IP address that must be shared among five employees.
Which of the following network schemes should be used?（）

A.SNAT
B.SNAP
C. NAC
D. MPLS

多項選擇題

Which of the following features does SNMPv3 have over previous versions when remotely monitoring networking devices? （）(Select TWO).

A.Trap receivers
B.HTTPS
C.Authentication
D.Privacy
E.Availability