Any ip you set between 50&254 it's wrong, cause you are in DHCP pool of ISP router because set ips in this range 2 to 49 any Numbers you like beteeen those

To avoid crowded 2.4 Ghz freq. WISPs flash 5210 Version 1, that will let you use other channels like 13 or 14 that are not as crowded as the regulars It only applys to Version 1 if you have a Ver. 2...

Check the settings.May be your area is not covered by the network .You can remove the settings from 3G only and check. it may be a hardware problem. Remove all the screw from the modem. Plug it to...

This is my current problem too. I don't know how to handle this issue though. I'll probably be looking for other routers that can handle this situation.

Like what the others have said, there's a possibility that your wireless card can't support the 5GHz band. Thus, it's unable to detect the signal. Why don't you searching the net and look for a...

I didn't know there was an update already. Thanks for providing the link. Hopefully, the latest firmware is a lot better.