Chapter 2. Prerequisites
As a first step select the openCRX version you want to install. Based on the published version compatibility information you can determine the appropriate versions of openMDX, JBoss, and Java JDK/JRE.
As a first step you must install the database as described in the database distribution. E.g. if you want to install openCRX for MySQL you must first install MySQL and the openCRX database definitions. If you have successfully installed the database you are ready to continue with the JBoss setup.