中小型企业网络方案设计

中小型企业网组建1XXXXX学院《网络工程设计与实施》课程2009-2010年下学期期末项目（设计）中小型企业网络方案设计二级学院信息工程专业计算机网络技术年级2008级班级网络技术4班学号0801010XXXXX姓名断梦指导教师张学云综合成绩992010年6月20日中小型企业网组建2摘要信息化浪潮风起云涌的今天，企业内部网络的建设已经成为提升企业核心竞争力的关键因素。企业网已经越来越多地被人们提到，利用网络技术，现代企业可以在供应商、客户、合作伙伴、员工之间实现优化的信息沟通。这直接关系到企业能否获得关键的竞争优势。近年来越来越多的企业都在加快构建自身的信息网络，而其中绝大多数都是中小企业。目前我国企业尤其是中小型企业网络建设正在如火如荼的进行着，本文以中小型企业内部局域网的组建需求、实际管理为出发点，从中小型企业局域网的管理需求和传统局域网技术入手，研究了局域网技术在企业管理中的应用。关键词：中小企业；局域网；组网案例；网络布局；网络安全；中小型企业网组建3AbstractThewaveofinformationsurgingtoday,theenterprisenetworkhasbecomethecorecompetitivenessofenterprisestoenhancethekeyfactor.Netmoreandmoreenterpriseshavebeenmanypeoplementionedthattheuseofnetworktechnology,themodernenterprisecanbesuppliers,customers,partners,employeesachieveoptimalcommunicationandinformation.Thisisdirectlyrelatedtotheavailabilityofkeyenterprisecompetitiveadvantage.Inrecentyearsmoreandmoreandmoreenterprisesarespeedinguptheinformationtobuildtheirownnetworks,thevastmajorityofwhichareSMEs.China'senterprises,especiallysmallandmedium-sizedconstructionenterprisenetworkiscurrentlyundergoingmajorregeneration,tosmallandmedium-sizedenterprisesinthisarticletheformationoftheinternallocalareanetworkneeds,theactualmanagementasastartingpoint,fromthemanagementofsmallandmedium-sizedenterpriseLANLANtechnologyneedsandthetraditionalapproachtostudythelocalareanetworktechnologyintheenterprisemanagementapplications.Keywords：smallandmedium-sized；LAN；networkcase；thelayoutofnetwork；securityofnetwork；中小型企业网组建4封面..................................................................................................................................................1引言..................................................................................................................................................5第一章需求分析...............................................................................................................................6（一）、中小型企业网络特点与要求.....................................................................................6第二章典型中小企业组网实例...................................................................................................6（一）、案例描述...................................................................................................................6（二）、硬件设备...................................................................................................................6（三）、IP地址规划..............................................................................................................7（四）、网络拓扑...................................................................................................................7（五）、配置需求及解决方案...............................................................................................81.配置Router..................................................................................................................82、配置Coreswitch......................................................................................................93、配置ACL......................................................................................................................94、配置业务主机...........................................................................................................10三网络布局和综合布线.............................................................................................................12（一）、网络布局的原则.....................................................................................................121.实用性.........................................................................................................................122.全面性.........................................................................................................................123.可靠性.........................................................................................................................124.便于维护与升级.........................................................................................................12（二）网络布局的具体实施要求.......................................................................................121.机房的规划与设计.....................................................................................................132.布线系统的规划与设计.............................................................................................13（三）、网络布局的规划与设计.........................................................................................14第四章局域网的安全控制与病毒防治.....................................................................................15（一）局域网安全威胁分析.................................................................................................151.欺骗性的软件使数据安全性降低.............................................................................152.服务器区域没有进行独立防护.................................................................................163.计算机病毒及恶意代码的威胁.................................................................................164.局域网用户安全意识不强.........................................................................................165.IP地址冲突...............................