unit1-网络安全管理任务分析

网络络安全与管理Unit 1 计算机网络安全与管理任务分析田华2009年10月工作任务§了解公司网络结构，明晰网络安全与网络管理 任务。Page 2网络结构-1Page 3图1-1 公司网络结构示意图网络结构-2Page 4图1-2 总公司局域网网络拓扑结构图网络结构-3Page 5图1-3 分支机构网络拓扑结构图网络安全管理工作任务 1、防御来自Internet的网络入侵和攻击。 2、解决公司与分支机构间使用Internet线路通信时 通信数据安全问题。 3、解决公司网络中IP地址资源不足。 3、解决局域网中，生产网络、办公局域网各种潜在 安全威胁，如病毒问题、非授权访问网络资源问题 、非授权变更网络结构等。Page 6工作任务1、根据网络需求变化，使用工具对网络进行配置、 调整。 2、当网络发生故障时，能够发现、跟踪故障现象， 记录故障状态信息，分析故障原因，解决网络故障 。 3、监控、记录网络性能变化；根据网络需求适当调 整网络，以提高网络性能。 4、监控、记录网络受到安全威胁的情况，检查网络 可能存在的安全漏洞或隐患，并通过访问控制等手 段对网络的薄弱环节进行改善。Page 7Page 8Page 9Enter your title here. It is also possible to have 2 lines of text.§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text.§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text.Enter your subtitle herePage 10Enter your title hereEnter your title hereEnter your subtitle here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. Enter your title here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. Page 11Enter your title hereColor palletEnter your subtitle here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text. Page 12Enter your title hereEnter your subtitle here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text. Page 13Enter your title hereEnter your subtitle here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text. § This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text. Page 14Enter your title hereEnter your subtitle here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text.Page 15Enter your title hereEnter your subtitle here§ This is a dummy text. Please ignore the following content as it is dummy text. § This is definitely some dummy text. § The text here is meaningless as it is used to fill this slide. § Replace this dummy text with our own text.Page 16Software and Tools for Microsoft PowerPoint. The website with innovative solutions. Save time and money by automating your presentations.www.presentationpoint.comWith the use of this free template you accept the following use and license conditions. Not for commercial use.§The template can be used freely by private persons. The commercial employment of the free templates is not permitted. Any further trade with contents as well as making the diagram/template/animations available in changed or unchanged form for downloading on other web sites or multiplying & the selling on data media of any kind are forbidden. §In no event shall PresentationPoint be liable for any indirect, special or consequential damages arising out of or in connection with the use of the template. §In case of questions for commercial usage please get in contact with us. E-Mail: infopresentationpoint.comConditions