To play in the GamerX Server, you need:
  • Grand Theft Auto: San Andreas (GTA:SA) v1.0 installed in your computer
  • San Andreas Multiplayer (SA-MP) modification installed for your GTA:SA
Visit the SA-MP download page to download latest version of SA-MP client:
www.sa-mp.com/download.php

Check out the the official wiki page for guide on installing the SA-MP client and more information:
http://wiki.sa-mp.com/wiki/Getting_Started

After you have SA-MP installed, start...