1.2 There are 3 operation modes of the device, which mode should I choose to use in different configurations?
ANS:
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1.

l Router Mode

@ If you connect a 3G modem card to the 3.5G server for Internet surfing, please choose Router mode. Multiple PCs can access to Internet under Router mode. Router mode works with not only DSL, cable modem, but also hotspot.
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2.

l AP Mode

@ If there is already router connected with ADSL/ Cable Modem, you can choose AP mode to turn wired Internet to wireless.
3. WiFi AP
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When an AP exists, you can extend the wireless coverage with WiFi AP mode.