The basic install medium is a war file. For each of the different CEA ExecutionControllers these can be found at the following locations
The war requires Tomcat 5 or higher running under JVM 1.4 or higher
To do the inital install of the CEA it needs simply to be added into $TOMCAT_HOME/webapps directory and start tomcat. This will install the basic files required to run the service along with some example configuration files as well as a test application.
At this point you can obtain more information by looking at the installed web site itself
http://localhost:8080/astrogrid-applications/where detailed explanations of the confuration steps are contained. In summary you need to set the following environment properties with the tomcat manager.