en-us https://www.intensedebate.com/users/604869 Comments by beefcake http://blog.iphone-dev.org/post/128573459#IDComment27166764 Hi. Ultrasn0w worked like a charm first time. But I have a problem though. I now want to change my sim card to another - that uses another carrier btw. It seems to change it fine, but I cannot get the phone to work (cannot ring or recieve calls). Is there something specific I have to do when switching sim's? Mon, 13 Jul 2009 20:58:03 +0000 http://blog.iphone-dev.org/post/128573459#IDComment27166764