XXXX市行政中心电子政务网络系统解决方案华为3Com技术有限公司2005年1月目录第一章用户需求分析.............................................................................................................................11.1项目概述.........................................................................................................................................11.2需求分析.........................................................................................................................................1第二章组网方案.....................................................................................................................................32.1政务网网络结构.............................................................................................................................32.2内外网的逻辑隔离.........................................................................................................................52.3政务网安全.....................................................................................................................................5第三章网络平台安全设计...................................................................................................................103.1网络互联互通分析及安全控制...................................................................................................103.1.1二层互通分析及控制............................................................................................................103.1.2三层互通分析及控制............................................................................................................103.2设备自身的安全防护技术...........................................................................................................113.2.1口令管理................................................................................................................................113.2.2控制对设备的访问................................................................................................................11第四章网络规划建议...........................................................................................................................144.1IP地址规划...................................................................................................................................144.2VLAN设计...................................................................................................................................154.3路由策略.......................................................................................................................................164.4QOS设计.......................................................................................................................................194.4.1主要的QOS服务模型...........................................................................................................194.4.2QOS策略...............................................................................................................................20第五章网络管理...................................................................................................................................245.1网络管理需求...............................................................................................................................24...