Ok i am a att pay as u go user with a 1.1.2 jailbroken iphone recently i went on my safari and it keeps giving me this msg "Could not activate EDGE: PDP authentication failure" I look on the forums to see what would solve it and it says go to settings>general>network to get to the edge setting to change the apn but unfortunatly there was no edge settings there was the VPN, Wi-Fi, and data roaming settings then there was also a status bar setting that said show RSSI and show GSN RSSI there. Pls someone help me!