本文以五年间企业信息网络的发展为背景,结合企业实际,从网络的生存性、抗毁性、可维护性以及网络硬件环境等方面对信息网络可靠性进行了探讨。本文只探讨信息网络的基本可靠性,信息网络的任务可靠性不在本文探讨的范围之内。 Based on the development of enterprise information network in five years, this paper discusses the reliability of information network from the aspects of survivability, invulnerability, maintainability and network hardware environment. This article only discusses the basic reliability of information networks, and the task reliability of information networks is beyond the scope of this article.