计算机网络系统的开放性和开放性网络结构问题一直是影响计算机网络系统发展甚至影响具体网络系统生命力的一个重要问题,如同一个国家、一个社会的开放性一样,一个比较封闭或开放性不好的网络系统,不但很难在激烈竞争的网络市场中得到发展,甚至会被淘汰.因此,无论是计算机网络系统的设计厂家、公司还是计算机网络系统的用户都非常关心网络的开放性问题,设计厂家宣传自己产品和系统的开放性结构以求得竞争中的优势,用户关心系统的开放性以保护自己的投资,计算机网络的开放性与开放性 The open and open network structure of computer network system has always been an important issue that affects the development of computer network systems and even the vitality of specific network systems. Like a country and a society, its openness is a problem that is relatively closed or not open-ended Network system, not only in the highly competitive network market is difficult to get developed, or even be eliminated.Therefore, whether it is the computer network system design manufacturers, companies or computer network system users are very concerned about the open network issues, design manufacturers Publicize the open structure of their own products and systems in order to gain the competitive advantage, the user care about the openness of the system to protect their own investment, the openness and openness of the computer network