My Buffalo Airstation Won't Connect To The Internet?

It may be worth doing a power cycle - If that does not help - resetting the router back to factory settings and reconfigure How to power cycle: "power cycle" process to reboot or reset the modem/router 1. Switch off all the devices modem router and computers also unplug their power cables. 2. Wait at least 1 to 5 minutes. 3. Plug the power cords back in but don't switch them on. 4. First turn on the modem and then wait for a few minutes for it to settle and all the lights to become stable. 5. Next switch on the router (if a seperate device) and then wait for a few minutes for it to settle and all the lights to become stable. 6. Now turn on your computer You should now be able to access the Internet.