i unlock iphone 3g with firmware 2.2 km QuickPwn22-1 how can it work with tmobile sim card?

I just Jailbreack my iphone firmware 2.2 with QuickPwn22 but now how I can use my tmobile sim card with it ?…… well when I insert the tmobile sim card and say "no service" I do not know if I should do something about the settings or I must install something else or if I did something wrong .. please help me …. I'm not shure if one were to intall yellowsnow too to make it work with tmobile sim card ….. please let me know if you can help me with the question thi ….. thanks

Jailbreaking allows it to be unlocked by the ability to add applications necessary if you're only halfway and that is why your SIM T-Mobile does not work. The application is called and can be installed yellowsn0w via Cydia and Installer. See link below

iPhone 3G Unlock! YellowSnow Demo