Before configuring your load balancer, you must:
Install a web server.
If using Apache Web Server, you must have it set up properly before installing. For more information, see Using Apache Web Server.
Install the load balancer plug-in.
For information on the installation procedure, see the Sun Java System Application Server Enterprise Edition 8.2 Installation Guide (if using the stand-alone Application Server) or the Sun Java Enterprise System 5 Installation Guide for UNIX (if using Java Enterprise System).
If using Apache Web Server or Microsoft IIS, configure the web server. See Chapter 4, Configuring Web Servers for Load Balancing
Create Application Server clusters or server instances to participate in load balancing.
Deploy applications to these clusters or instances.