I've got an iPhone 3g 16g from Aussie unlock it using pwnage tool but cant install cydia installer.the process stuck on enter dfu mode steps.i try couple of time but still cant enter dfu mode(i restore it using fw 2.2.1 and working properly but still no cydia installer).please all iphone sifu hoping can give me a good guide and help me...tq..MMU Melaka