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單項選擇題

An administrator wants to test the network MTU. Which of the following commands allows differentsize packets to be sent?（）

A.netstat
B.traceroute
C.nbtstat
D.ping

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單項選擇題

An administrator suspects that an incorrect POTS line is carrying the DSL signal. Which of thefollowing will help diagnose this issue?（）

A. Multimeter
B. Toner probe
C. Protocol analyzer
D. Butt set

單項選擇題

An administrator receives reports from users in an office that their 802.11g wireless connectivity
has been problematic since the installation of the new wireless phone system.
At which of the following frequencies are both systems operating at to cause this issue?（）

A.2.4GHz
B.900MHz
C.1.1GHz
D.5GHz