This paper join the case of Guiyang Post office with advanced technology to design integral computer network, describes aim of the design, the structure of computer network and composition of device.

• 本文结合贵阳邮政计算机使用现状，采用计算机先进网络技术设计邮政综合信息网，详述了网络设计目标，网络体系结构及设备构成。