THE INFORMATION IN THIS ARTICLE APPLIES TO:
Server will not run on Windows XP
Some versions of Windows XP have an built-in Internet Firewall that blocks FTP traffic. This firewall is active by default.
To turn off the Windows XP firewall
Follow the instructions Microsoft has posted on their Web site at http://www.microsoft.com/WINDOWSXP/home/using/howto/homenet/icf.asp.