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單項(xiàng)選擇題

An administrator is experiencing availability issues on a Linux server. The administrator decides tocheck the server for an IP address conflict on the server. Which of the following commands should the administrator use?（）

A.traceroute
B.tracert
C.ifconfig
D.ipconfig

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單項(xiàng)選擇題

Which of the following defines access for a network?（）

A.ACL
B.RDF
C.RAS
D.ARP

多項(xiàng)選擇題

Which of the following ports would have to be allowed through a firewall to allow SNMP traffic topass on its default port?（） (Select TWO).

A.22
B.23
C.143
D.161
E.162
F.8080