so i'm trying to use an unlocked rogers iphone 3g, (jailbroken and unlocked using redsn0w and ultrasn0w) but when i put my telus sim card in, it says "sim failure - invalid sim". i know that it's compatible with the telus network, and i've tried re-installing ultrasn0w and restarting the iphone, but it still doesn't accept the sim card.
anyone have any ideas? any help would be greatly appreciated!
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