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  3. As a network administrator, you will need to decide on the appropriate network devices to use. Which of the following correctly

As a network administrator, you will need to decide on the appropriate network devices to use. Which of the following correctly

admin2009-05-19  23
问题 As a network administrator, you will need to decide on the appropriate network devices to use. Which of the following correctly describes the roles of devices in a WAN? (Choose three)
A. A CSU/DSU terminates a digital local loop.
B. A router is commonly considered a DCE device.
C. A modem terminates an analog local loop.
D. A router is commonly considered a DTE device.
E. A modem terminates a digital local loop.
F. A CSU/DSU terminates an analog local loop.
G. A modem is used to terminate a T1
选项
答案A,C,D
解析
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