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The J2EE Engine provides the following two services that facilitate communication between remote objects:

  • P4 Provider Service - provides implementation of the P4 protocol and is used by RMI-P4 objects for remote communication.
  • IIOP Provider Service - provides implementation of the IIOP protocol and is used by CORBA or RMI-IIOP objects for remote communication.
  • Remote Object Container Service - a container for the implementations of remote objects on the J2EE Engine.