iPhone Tunnel Suite 2.0

have tried to use iPhone Tunnel Suite 2.6, and 2.7 on 2 windows XP devies, using 2.2.1 Jalbroken iphone 2nd generation., always getting the same respnse....Device, or Software caused Connection Abort the only answeres I have found pertain to copy pasting or renaming files in the C/drive, and because the People are either using Mac, or Vista, I can't seem to find the folders they are talking about. please help, I don't have WIFI.......WindowsXP Iphone 2G.....-2.2.1. Thanx, Brett