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CAS provides an example user interface that's designed to run in any container that supports the Servlet 2.4 specification. A good container is the Tomcat 5.x or 6.x series, though any 2.4 servlet container will work. CAS will run on earlier versions of Tomcat e.g. 4.x if the older style JSTL tags are used. It would be easier to use the newer Tomcat version.
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