Step-by-Step Procedure to Jailbreak/Unlock iPhone Firmware 2.2

Finally it’s here and it’s working. The PwnageTool 2.2.1 has been released to Jailbreak/Unlock iPhone Firmware 2.2 and we’ve already put it on the test and it passed successfully. Please remember, do not Jailbreak your iPhone 3G using WinPwn because as the Dev team warned, that may prevent you from soft unlocking your iPhone 3G in near future.

Anyway, here’s the step-by-step instruction to Unlock iPhone 2G and Jailbreak iPhone 3G with Firmware 2.2. Enjoy!

SOURCE: http://www.iphonewiki.com.au/step-by-step-procedure-to-jailbreakunlock-iphone-firmware-22/