SIS SS-ISO 9545-1990 信息技术．开放式系统互连．应用层结构

标准号：SIS SS-ISO 9545-1990
中文标准名称：信息技术．开放式系统互连．应用层结构
英文标准名称：Information technology — Open Systems Interconnection — Application Layer structure
发布日期：1990/3/14 12:00:00
实施日期：1999/12/31 12:00:00
适用范围：This International Standard refines the Basic Reference Model for OSI to provide a framework for co-ordinating the development of existing and future Application Layer standards. It is provided for reference by Application Layer standards.In parvicular this International Standard:a) defines the nature of standards in the Application Layer and the relationships among them;b) defines the architectural framework in which individual OSI Application Layer protocols shall be developed.c) defines the categories of identifiable objects which are necessary for the specification and operation of protocols;d) relates distributed information processing activities to the standards in the Application Layer.This International Standard does not specify services and protocols for OSI. It is neither an implementation specification for systems, nor a basis for appraising the conformance of implementations. Further, it addresses neither the requirements for, nor the form of, documentation of such services and protocols.