本文介绍了物理隔离技术的原理和方法,讨论了物理隔离技术的功能及安全性;根据网络系统建设方案设计原则,结合个人实践经验就物理隔离网络系统建设方案的组网结构、安全性、经济性、易用性和工程实施等进行了分析和对比研究;分析了物理隔离技术的发展趋势。 This paper introduces the principle and method of physical isolation technology, and discusses the function and security of physical isolation technology. According to the principle of network system construction scheme design, combined with personal practical experience, this paper discusses the networking structure of physical isolation network system construction, security, economy Sex, ease of use and project implementation were analyzed and compared; analysis of the development trend of physical isolation technology.