iPhone 3GS locked up on it's own - maybe becasue of AT&T update?
 

My Iphone 3gs since April has been unlocked after going to unlocket.co.nz and now suddently I get this can not connect message so I can not get email but do get text and phone calls. I have straight talk and an AT&T Sim so I went to the Apple store for wifi tried to use that same website...

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Courtesy of WestNet Wireless
www.westnet.ca