1、1 摘 要 现今的计算机网络技术飞速发展，使用网络进行信息传输已成为社会运行的 一种基本方法。越来越多的计算机连接到不同的网络中，使计算机网络不论从结 构上还是规模上都发生了很大的变化，这给计算机网络的建设提出了新的挑战， 对实施网络工程也提出了新的要求。 随着办公信息化、自动化的需求，各企业为提高办公效率，促进信息交流， 适应现代化办公的要求，企业网络的建设是企业向信息化发展的必然选择，企业 网络系统是一个非常庞大而复杂的系统，它不仅为现代化企业综合管理和办公自 动化等一系列应用提供基本操作平台，而且能提供多种应用服务，使信息能及时、 准确地传送给各个系统。这直接关系到企业能否获得关键的竞争
2、优势。本方案的 主要目标是根据西德公司的局域网建设需求为背景，以计算机网络技术为基础， 较详细地设计出该企业组网建设的规划设计方案。因此本毕业设计着重从需求分 析、企业网络的拓扑结构、设备的选型、网络安全设计、路由设计等方面进行了 分析与描述，并给出了具体的设计方案。 关键词：Internet 技术、企业网、拓扑结构、端口聚合、访问控制、 VLAN Abstract The current rapid development of computer network technology,the use ofinf ormation transmission networke has becom
3、e a basic way of operation. Moreand more computers connected to different networks, making the computernetwork,whether from the structure or size,great changes have taken place, Thisgives the computer network of building the new challenges, the implementationof the network profect has also raised ne
4、w demands. With the office of information and automation needs of various units to improve the office efficiency and facilitate the exchange of information. toadapt to modem office requirements. Enterprise development is the developmentof enterprise information necessary to select the enterprise net
5、work system is avery large and complex system , it not only for enterprise modemization,integrated information managerment and office automation applications such asa series of provide basic operating tlatform, but also offers a variety ofapplications , so that the information timely and accurately
6、transmittend to the various systems . The directly related to enterprise access to key competitive.The plans main goal is the xide companys LAN construction according to needs as a background, based on the computer network *企业网络设计与规划 2 technology as thefoundation. A detailed out the enterprise network construction planning designscheme.Therefore this graduation design emphatically from the demand analysis,the enterprise network topology, equipment selection, network security design, routin
