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We're using Tomcat 5 as the server. You can get it from http://jakarta.apache.org/tomcat/
. Install it so you can have a local server to test with. Set it to port 8080.
Next you'll need to tell Eclipse that you're using Tomcat. I think it just figures out you have Tomcat installed and you can start it from 
Once it is started, you can deploy the project to the server via the toolbar button