The iPhone Dev team released their much awaited software solution to Jailbreak iPhone 3G, iPod touch 2G iOS 4.1 and 4.0 with RedSn0w. Dev team also issued a warning to those, who care for unlock (ultrasn0w) should stay away from the redsn0w 4.1 jailbreak. Current version of ultrasn0w unlock works for all firmwares from OS 3.0 up to iOS 4.0, for more information check our previous guide to Unlock Baseband 04.26.08, 05.11.07, 05.12.01 and 5.13.04 With Ultrasn0w.
So if you care for your unlock stay away from 4.1 and wait for pwnage tool release.
Requirements:
iPhone ...