So what does the program do?
It fixes the known Windows XP Service Pack 2 bug where your internet connection will stop working, and display the follow error message:

Bundled with the program is the official Microsoft patch (KB884020) which is used to fix the problem.
Installation\Execution Instructions:
- Run limconfix.exe
- Follow the detailed guidelines on-screen
- After completion, restart your computer
Troubleshooting:
Problem: I get a error message when i try to start the program
Solution: You will need to install Microsoft .NET Framework 1.1 available from Windows Update or from:
Microsoft .NET
Framework
Problem: The problem still persists
Solution: Remember to reboot your system, if the problem still exists, your winsock values have probably been corrupted. To fix this, try downloading this: http://www.snapfiles.com/get/winsockxpfix.html