[ubuntu] strong wireless signal, no connection worked last night, other networks work

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http://ubuntuforums.org – Hi all, I have a Ralink wireless USB device. Running driver 2870. Don't know how else to identify the device. It is from the C.Crane Super USB WiFi Antenna 3. I am connected to a far away network with WPA Personal encryption using TKIP. I am trying to connect to a different network which also uses WPA encryption. It happens to be closer. It doesn't work. The frustrating part is that it worked last night. In the modem it is set to WPA-WPA2 Personal. I tried setting to just WPA Personal, still doesn't work. I did just try disabling encryption and that worked... perhaps my network (Hardware)