單項(xiàng)選擇題

Which of the following technologies was designed to provide the FASTEST data rates over analog phone lines?（）

A.RADSL
B.SONET
C.ADSL
D.MPLS

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單項(xiàng)選擇題

Which of the following protocols defaults to port 161?（）

A.SFTP
B.SNMP
C.SMTP
D.SNTP

單項(xiàng)選擇題

Which of the following monitors a server to see which protocols might be in use?（）

A. Ping sweep
B. Intrusion detection software
C. Port scanner
D. Wireless packet sniffer