For Windows XP, you need driver 2.3.4, if the you don't have him, you can donwloaded it from the Belgacom website :
http://www.belgacom.be/adsl
Go to "Support" and then "Connection Software". Unzip it in a specified folder.
Installed the card in a free slot in your pc, restart.
After the PC is restarted, the next screen appears
Select "Install from a list or specific location", then "Next"
Choose "Do not connect to the internet now" and "Next"
Select the drive and directory where your installation software is stored
Choose "NETACTL.INF" and "Open"
Click "Next"
Click on "Continue Anyway"
The wizard is installing the software
After installing, click "Finish"
If you have two black icons in your taskbar, then you have synchro
NOTE :
When you make directly a connection, the following error appears :Error 721
Reboot your system, and it will work