Download Windows XP Firewall Port & Application Manager
Windows XP Firewall Port & Application Manager is not only a firewall but an application that can be useful to create ports and applications on your system. it doesn't need installation and it's really easy to use for everybody. It counts with a familiar interface Windows look-a-like. The user will be able to enable and disable the firewall whenever he wants to and define which programs are allowed to connect with the system.
This software is completely free and is worth the trying. It's totally compatible with almost any Windows Operating Systems and easy to run. you won't regret it.