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重庆信息技术职业学院毕业设计I摘要本设计针对重庆金山科技有限公司网络管理解决方案进行了详细的阐述，网络管理通过调度和协调资源进行配置管理、性能管理、故障管理、安全维护，达到公司网络安全可靠和高效运行的目的。网络管理不仅使公司网络良好运行，还能为公司节约成本，只有管理好的网络，才可能为网络用户提供一个安全可靠的网络环境。从而给网络的发展一个良性刺激。使得网络发展的越来越快，为网络用户提供优质的服务。关键字：网络管理、Internet管理、规划、维护重庆信息技术职业学院毕业设计II目录摘要.............................................................................................................................I目录...............................................................................................................................II前言................................................................................................................................1第1章网络现状及公司网络管理制度介绍................................................................21.1重庆金山科技有限公司网络现状描述············································21.2重庆金山科技有限公司网络管理制度············································2第2章网络管理.........................................................................................................52.1网络管理概述·········································································52.1.1配置管理·······································································52.1.2故障管理·······································································52.1.3性能管理········································································62.1.4安全管理········································································72.1.5计费管理········································································72.2网络管理协议········································································72.2.1CMIS/CMIP协议·····························································82.2.2SNMP协议···································································82.3网络管理模型······································································112.4网络管理工具········································································122.4.1常用命令···································································122.4.2Sniffer工具···································································13第3章WhatsupGold网络管理解决方案............................................................153.1WhatsupGold的工作模式······················································163.2创建网络拓扑图····································································163.3警报功能·············································································173.4CriticalMonitor关键错误检测··················································183.5FlowMonitor流量监测···························································183.6轮询··················································································19第4章Windows2003用户管理...............................................................................204.1创建和管理用户账户·····························································204.2管理用户和组······································································20第5章数据存储和管理.............................................................................................225.1数据备份·············································································22第6章网络安全.....................................................................................................246.1物理安全·············································································246.2防病毒技术···········································································24第7章网络管理新技术..............................................................................................267.1网络管理··············································································267.1.1基于TMN的网络管理····················································267.1.2基于CORBA的网络管理·················································27总结............................................................................................................................29参考文献......................................................................................................................30重庆信息技术职业学院毕业设计1前言随着计算机网络技术的飞速发展，网络系统已经得到广泛的应用。网络已经成为人们社会经济生活中不可缺少的一部分，他推动了社会经济的发展，也给人们带来了丰富多彩的生活。网络技术的出现就少不了维护和管理。通过调度和协调资源进行配置管理、性能管理、故障管理、安全维护管理达到网络安全可靠和高效运行，只有管理良好的网络，才可能为网络用户提供一个安全可靠的网络环境。从而给网络的发展一个良性刺激。使得网络发展的越来越快，为网络用户提供优质的服务，本文就网络管理及解决方案做初步探讨。重庆信息技术职业学院毕业设计第2页第1章网络现状及公司网络管理制度介绍1.1重庆金山科技有限公司网络现状描述重庆金山科技有限公司的网络采用星形拓扑结构，双机热备系统。避免因为单点故障而引起的全网瘫痪。网络运行稳定，网络采用Ipswitchinc.公司的WhatsupGold网络管理软件管理网络，公司员工办公均通过网络，公司内部网络流量大（局域网）。占用外网（Internet）流量相对较小，公司有工作站450台需要连上互联网。公司采用网络地址转换连接互联网。公司网络拓扑结构图如1.1所示。图1.1公司网络拓扑结构1.2重庆金山科技有限公司网络管理制度一、总则：为了网络的安全，为了信息的流通和交流，规定以下条例，衷心希望大家遵守。1、目的：重庆信息技术职业学院毕业设计第3页一个全面的网络管理我们不但要做到“攘外”防止外部黑客以及病毒的侵袭，还要做到“安内”——管理好内部人员的越权操作，所谓是“无规矩不成方圆”。为加强内部网络的管理工作，确保内部网络安全高效运行，特制定本制度。2、适用范围：本公司内部网络事宜均适用本制度。3、网络管理员职责网络管理设网络管理员和网络主管。网络主管的职责是：考核网络管理员，做好网络建设和网络更新的组织工作和技术支持，制定和修订网络管理规章制度并监督执行。网络管理员的职责如下：A、协助网络主管制定网络建设及网络发展规划，确定网络安全及资源共享策略。B、负责公用网络实体，如服务器、交换机、集线器、防火墙、网关、配线架、网线、接插件等的维护和管理。C、负责服务器和系统软件的安装、维护、调整及更新。D、负责网络账号管理、资源分配、数据安全和系统安全。E、监视网络运行，调整网络参数，调度网络资源，保持网络安全、稳定、畅通。F、负责系统备份和网络数据备份；负责各部门电子数据资料的整理和归档。G、保管网络拓扑图、网络接线表、设备规格及配置单、网络管理记录、网络运行记录、网络检修记录等网络资料。二、网络管理制度1、安全管理制度A、未经网管批准，任何人不得改变网络拓扑结构，网络设备布