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Which of the following describes the roles of devices in a WAN (Choose three.)（）。
- A、A CSU/DSU terminates a digital local loop.
- B、A modem terminates a digital local loop.
- C、A CSU/DSU terminates an analog local loop.
- D、A modem terminates an analog local loop.
- E、A router is commonly considered a DTE device.
- F、A router is commonly considered a DCE device.
参考答案
更多 “Which of the following describes the roles of devices in a WAN (Choose three.)（）。A、A CSU/DSU terminates a digital local loop.B、A modem terminates a digital local loop.C、A CSU/DSU terminates an analog local loop.D、A modem terminates an analog local loop.E、A router is commonly considered a DTE device.F、A router is commonly considered a DCE device.” 相关考题
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