EAServer 4.1 introduces these features:
EJB 2.0 container-managed persistence enhancements
Web services support
Message Bridge for Java™
Deployment enhancements
Web server redirector for Microsoft Internet Information Server
HTTP response caching enhancements
Connection caching enhancements
jagtool enhancements
Servlet and Web application interface changes
Maintaining authenticated sessions
EJB 2.0 component behavior in EAServer 4.0 versus 4.1
