企业网络分析与设计.doc

摘 要
随着INTERNET的发展，网络技术也得到了飞速的发展。网络技术已经成为现代信息技术的主流，人们对网络的认识也随着网络应用的逐渐普及而迅速改。在不久的将来，网络必将成为和电话一样的通用工具，成为人们生活、工作、学****中不可缺少的一部分。Internet是一个资源和服务网络，提供了几乎所有领域的信息资源，并且提供了各种各样的服务。由于在网络上提供有价值、有吸引力的信息，对一个企业或学校树立自己的形象，提高自己的知名度，以及开拓和国际上其它企业或学校、组织联系和往来能够起很显著的作用。因此，推进企业级网络建设刻不容缓。
本设计主要阐述了企业计算机网络的设计方法，包括网络设计原则、网络设计目标、网络技术选型、结构化布线、网络拓扑结构，本设计可以实现各个模块的基本功能，满足企业内部各部门的需求，为企业网建设提供理论依据和实践指导。
关键词:Internet DNS DHCH E-mail
Abstract
With the development of internet, network technologies have experienced a speedy development. Network technology has became the mainstream of modern technologies of information, people's recognition of the network has changed while the application of network has become more and more popular. In the near future, network is sure to be a common tool as telephone and an indispensable part of people's life, work and study. Internet is a network of resources and services, which supplies information in almost all fields and services of all kinds. Because of the valuable and inviting information provided on networks, network could play a prominent role for schools and organizations eager to establish their image in enhancing their publicity and promote interaction with other schools and organizations in the worldwide market.
Originally design the design explaining the computer network system of the campus especially and implementation method, including systematic design principle, network technology are chosen, comprehensive wiring system, topological structure of the network and equipment selecting type, originally design the basic function that can realize each module, meet every department's within the campus demands, design one succinct spending few, effectual practical campus network finally.
Key Words: Internet DNS DHCH E-mail
目 录
1 前 言 1
2 网络设计目标与设计原则 2
2
2
3 需求分析 4
4
4
（如下表） 4
4 网络结构规划 6
6
6
5 网络系统的实现 8
8