單項選擇題

Which of the following devices can be installed on individual computers throughout the network?（）

A. NIPS
B. Network-based firewall
C. VPN concentrator
D. Host-based firewall

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單項選擇題

Which of the following protocols can be used to retrieve system and network performance information from a router?（）

A.LDAP
B.IMAP
C.TFTP
D.SNMP

單項選擇題

Which of the following commands would allow a computer to acquire an IP address?（）

A.ipconfig/release
B.ipconfig/renew
C.ipconfig/all
D.ipconfig/help

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