This article introduces the Dmain Name System and its function,and discusses the problems that were encountered on the DNS of campus network, combining with practice experience.

• 介绍了域名系统及其在校园网中的作用 ,并结合笔者在校园网网管的工作经验 ,针对校园网域名系统在运行过程中遇到的问题进行了分析