Support Services

Jini also relies heavily on the ability to move objects across the network, from one JVM to another.
HTTP server

If the codebase specifies an HTTP url, then there must be an HTTP server running at that url, and the class files must be there also.
Need two sets of class files: the set needed to run the service(specified by CLASSPATH) and the set needed to reconstitute objects at the client(specified by the codebase property).