NOTAS: | "Presents X.400, a communications network tool, for nonspecialists. Topics include message formats, management domains, naming and addressing, protocols, security, lifetime of a message, message transfer service elements, interpersonal messaging, interfacing X.400 with other systems, access units, parameters of an X.400 system, message and system management issues, message accounting and tracing, setting up a network, the packet network, the transport and session layer, and the presentation layer." |