Restrictions on RMI To avoid unnecessary complexity in the marking environment certain restrictions are placed on solutions that use RMI. Specifically:
。You must not require the use of an HTTP server. 。You must not require the installation of a security manager. 。You must provide all classes pre-installed so that no dynamic class downloading occurs. 。You must use RMI over JRMP (do not use IIOP)
Without the security manager ,RMI will run normally?and what's the meaning of the "JRMP" and "IIOP"