iPhone 3gs unlock iOS 5.1.1 5.1 all Networks
in this video i show you how to unlock your iPhone 3gs using ultrasn0w once you apply the iPad baseband in this video we use a program called RedSn0w
Download link
RedSn0w mac : http://bit.ly/KjSk4m
RedSn0w Windows: http://bit.ly/KjSusA (be sure to run in Administrator mode)