Web applications developed using JavaServer Pages (JSP) may require some interaction with J2EE services. For example, a web-based inventory control system may need to access J2EE's directory services to gain access to a database. Or you may want to use Enterprise JavaBeans (EJB) in your application. This article presents a brief overview of J2EE, then it shows how to: Describe J2EE services in a Web Deployment Descriptor (web.xml) Reference J2EE services Access and use J2EE services from JSPs