网络设计

第一章  需求分析                  
   概述                  
   第一节  网络设计过程                  
         规范示例                  
         系统开发生命周期                  
         网络设计过程                  
         阶段1：需求分析                  
         阶段2：分析现有网络                  
         阶段3：逻辑网络设计                  
         阶段4：物理网络设计                  
         阶段5：安装和维护                  
         练习                  
   第二节　收集业务需求                  
         业务需求                  
         主要相关人员                  
         主要转折点                  
         投资规模                  
         业务活动类型                  
         项测增长率                  
         可靠性和有效性                  
         安全性                  
         Web站点和Internet连接性                  
         远程访问                  
         输出：业务需求清单                  
         练习                  
   第三节　收集用户需求                  
         用户观点                  
         用户关注点                  
         与用户群进行交流                  
         数量和质量                  
         需求归档机制                  
 　      输出：用户服务表                  
   　    练习                  
 　第四节　收集应用需求                  
   　  　典型应用需求                  
     　　应用的用法                  
       　增长率                  
 　      可靠性和有效性                  
   　    网络响应需求                  
     　  对数据更新的需求                  
       　输出：应用信息表                  
 　      练习                  
 　第五节  收集计算平台需求                  
   　    计算平台的类型                  
     　  个人计算机                  
       　微处理器                  
 　      内存                  
   　    输入／输出（I/O）                  
   　    操作系统                  
     　  局域网支持                  
       　工作站                  
 　      中型机                  
   　    大型机                  
     　  技术特征                  
       　练习                  
 　第六节　收集网络需求                  
   　    网络需求的类型                  
     　  局域网功能                  
       　物理拓扑结构                  
 　      网络软件                  
   　    安全性                  
     　  广域网／城域网连接                  
       　经济和费用控制                  
 　      输出：多个网络需求表                  
   　    练习                  
 　第七节　编制需求说明书                  
 　      数据准备                  
         需求说明书的组成                  
         综述                  
         需求分析阶段总结                  
         需求数据总结                  
         按优先级排队的需求清单                  
         申请批准部分                  
         修改需求说明书                  
         练习                  
   本章小结                  
 第二章　网络分析                  
   概述                  
   第一节　联网设备回顾                  
         中继器                  
         集线器                  
         网桥                  
         交换机                  
         路由器                  
         网关                  
         输出：设备目录和逻辑图                  
         练习                  
   第二节　网络性能概念                  
         响应时间. 延迟和等待时间                  
         主／从结构中的响应时间                  
         客户机州医务器结构中的响应时间                  
         公共网络延迟                  
         CPU利用率                  
         链路利用率                  
         练习                  
   第三节　估测通信容量和模式                  
         数据流量方向                  
         通信边界                  
         数据流量分配：80／20规则                  
         估算通信容量                  
         输出：数据流量估算                  
         练习                  
   第四节　局域网数据流量的基线法测量                  
         测试工具                  
         将网络基线化                  
         对基线化的解释                  
         测量共享资源的利用率                  
         测量工具                  
         输出：基线报表                  
         练习                  
   第五节　编制数据流量说明书                  
         准备数据                  
         数据流量说明书的组成                  
         执行情况概述                  
         分析阶段概述                  
         分析数据总结                  
         设计目标建议                  
         申请批准部分                  
         修改说明书                  
         案例分析：未经网络分析的网络执行情况                  
         练习                  
   本章小结                  
 第三章　逻辑网络设计                  
   概述                  
   第一节　逻辑设计概述                  
         确定逻辑设计目标                  
         网络服务评信                  
         网络管理                  
         网络安全                  
         技术选项评价                  
         作出技术选择                  
         练习                  
   第二节　物理层的考虑                  
         用需求和数据流量说明书作为指导                  
         需求向物理介质映射特点                  
         练习                  
 　第三节　网络设备的考虑                  
   　    用交换机和路由器设计网络                  
     　  路由器／交换机选择小结                  
       　用交换机优化LAN性能                  
      　 练习                  
 　第四节　广域网性能优化                  
   　    WAN的网络瓶颈                  
     　  用路由器软件为WAN预留带宽                  
 　      链路状态路由协议                  
   　    需求线路                  
     　  练习                  
 　第五节　利用SNMP和RMON进行网络管理                  
   　    SNMP管理员／代理通信的局限性                  
     　  远程监控（RMON）                  
 　      用RMON／RMON2监控LAN数据流量                  
   　    用RMON／RMON2监视WAN环境                  
     　  练习                  
 　第六节　TCP／IP寻址的考虑                  
   　    INTERNET寻址回顾                  
     　  IP子网                  
       　无分类域间路由（CIDR）                  
 　      可变子网划分                  
   　    练习                  
 　第七节　网络安全的考虑                  
   　    对安全的威胁                  
     　  总体安全解决方案的分层方法                  
       　安全措施                  
 　      用户安全意识培训                  
   　    物理安全措施                  
     　  加密技术                  
       　访问控制                  
 　      用户认证                  
   　    防火墙                  
     　  安全管理                  
       　练习                  
   第八节　防火墙的考虑                  
         防火墙的防范立场                  
         机构的安全策略                  
         防火墙成本                  
         防火墙系统的组成                  
         构件模块：数据包过滤路由器                  
         构件模块：应用级网关（代理服务器）                  
         构件模块：线路级网关                  
         练习                  
   第九节　编写逻辑设计文档                  
         数据准备                  
         逻辑设计组成部分                  
         主管人员概述                  
         逻辑设计讨论                  
         新逻辑图表                  
         总成本评估                  
         审批部分                  
         修改逻辑设计方案                  
         练习                  
   本章小结                  
 第四章　物理网络设计                  
   概述                  
   第一节　结构化线缆设备概述                  
         结构化布线系统                  
         结构化布线子系统                  
         通用布线子系统                  
         布线距离                  
         练习                  
   第二节　铜质线缆                  
         信号传输基础知识                  
         信号传输问题和特性                  
         限制噪声和串音                  
         双绞线的特性                  
         IBM公司的线缆类型                  
         同轴电缆的特性                  
         线缆安装准则                  
         练习                  
 　第三节　光缆                  
         光纤通信系统                  
         光纤的结构                  
         光纤类型                  
         多模光纤                  
         单模光纤                  
         功率损耗                  
         传输信号功率预测分析                  
         安装光缆                  
         练习                  
   第四节　无线局域网                  
         无线电介质局域网                  
         非无线电局域网：红外线型                  
         无线局域网的比较                  
         无线网络协议                  
         无线网络的标准                  
         便携式计算机的通信                  
         练习                  
   第五节　编写物理设计文档                  
         物理设计文档的内容                  
         修改物理设计                  
         练习                  
   本章小结                  
 第五章　设计一个小型网络                  
   概述                  
   第一节　需求收集和分析                  
         收集业务和技术需求                  
         需求和流量说明书                  
         执行概述                  
         需求收集过程                  
         需求总结                  
         流量分析总结                  
         建议                  
         需求和流星说明书的批准通过                  
         练习                  
   第一节　逻辑设计                  
         逻辑设计说明书                  
         执行综述                  
         项目目标                  
         目标1A：增强LAN性能                  
         选择1：100 MB／S以太网                  
         选择2：1GB／S以太网                  
         目标1B：增强网络访问性能                  
         目标2：分割并隔离公共网络                  
         目标3：提供网络管理能力                  
         目标4：为网络增加高速彩色打印机                  
         目标5：为重要任务提供UPS                  
         逻辑设计的批准                  
         练习                  
   第三节　物理设计                  
         物理设计说明书                  
         执行概述                  
         建筑布局和结构图                  
         公共工作站连接                  
         教室连接                  
         劳务费和材料的总估价                  
         物理设计的批准                  
         练习                  
   第四节   工程总结和进度安排                  
         工程总结和进度                  
         执行概述                  
         项目总结                  
         项目进度                  
         练习                  
   本章小结                  
 第六章　大型网络实例分析                  
   概述                  
   第一节  Internet连接设计                  
 　      提供Internet连接的步骤                  
   　    确定可能的用户数量                  
     　  确定应用类型和使用情况                  
       　确定带宽和服务选择项                  
 　      选择一种连接方式                  
   　    选择一家Internet服务提供商（ISP）                  
     　  选择和注册Internet名称                  
       　设计防火墙                  
 　      确定设备需求                  
   　    实现方案                  
     　  练习                  
 　第二节  性能设计：千兆以太网                  
   　    千兆以太网标准                  
     　  千兆以太网布线和距离规范                  
 　      在网络中应用千兆以太网                  
   　    千兆以太网升级步骤                  
     　  练习                  
 　第三节　性能设计：ATM                  
   　    局域主干网                  
     　  桌面系统                  
       　广域访问                  
 　      广域传输                  
   　    广域网络管理                  
     　  ATM的革新：解决主干网问题                  
       　练习                  
 　第四节　ATM升级的3个步骤                  
   　    准备升级：集中式主干网                  
     　  步骤1：含有虚拟LAN（VLAN）和工作组的集中式主干网                  
       　步骤2：具有高速下行链路的集中式主干网                  
 　      练习                  
 　第五节　统一网络                  
   　    作为统一网络的WEB                  
     　  “统一”的类型                  
       　统一网络的设备                  
 　      统一网络的构架                  
         练习                  
   第六节　有效件设计                  
       　正常运行时间的一种新的度量方法                  
         高有效性网络的特点                  
         建立基于区域的策略                  
         数据中心                  
         大楼和园区主干网                  
         WAN接口                  
         通过网络管理进行监控和测量                  
         服务层协定和管理报告                  
         灾难恢复计划                  
         练习                  
   本章小结                  
 附录A　课程测验                  
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