广域网

第一章  广域网基础                  
   概述                  
   第一节  网络分类                  
       局域网                  
       园区网                  
       城域网                  
       广域网                  
       练习                  
   第二节  电信网络                  
       电信网络的发展                  
       不只是文字通信                  
       练习                  
   第三节  语音网络                  
       模拟网络的连接                  
       干线的减少                  
       练习                  
   第四节  语音网络技术                  
       模拟技术                  
       早期的电话                  
       频分多路复用(FDM)                  
       双工                  
       专用小交换机                  
       练习                  
   第五节  语音网络上的计算机信号                  
       模拟信号和数字信号                  
       调制解调器                  
       练习                  
   第六节  语音信号的数字化                  
       模拟到数字                  
       组合                  
       时分多路复用                  
       练习                  
   第七节  综合服务                  
       1和0                  
       数据传输                  
       语音会话                  
       练习                  
   第八节  机构和结构                  
       电信机构                  
       价目表                  
       练习                  
   本章小结                  
 第二章  广域网概念和设备                  
   概述                  
   第一节  物理线路和逻辑线路                  
       线路和虚拟线路                  
       SVC信息传输                  
       练习                  
   第二节  连接广域网线路                  
       数据通信设备                  
       DTE到DCE协议                  
       练习                  
   第三节  连接到模拟网络                  
       调制解调器概念                  
       内置与外置调制解调器                  
       UART                  
       RS 232                  
       调制解调器信号                  
       练习                  
   第四节  模拟调制解调器                  
       调制解调器协议                  
       调制                  
       练习                  
   第五节  调制解调器的同步                  
       时序就是一切                  
       数据压缩与差错控制                  
       调制解调器的兼容性                  
       练习                  
   第六节  连接到数字网络                  
       DTE和信道服务单元接口                  
       亚速率设备                  
       数据电话数字服务                  
       练习                  
   第七节  微波通信                  
       微波通信                  
       微波设备                  
       练习                  
   第八节  卫星通信                  
       连接到卫星                  
       卫星设备                  
       卫星频率范围                  
       卫星特点                  
       卫星和轨道                  
       带宽                  
       卫星协议                  
       卫星应用                  
       练习                  
   第九节  端到端连接                  
       广域网应用                  
       练习                  
   本章小结                  
 第三章  物理层广域网协议                  
   概述                  
   第一节  数据速率总结                  
       点到点链路                  
       各种数据速率及相关应用                  
       带宽                  
       练习                  
   第二节  拨号和租用线路                  
       拨号连接                  
       租用线路                  
       数字数据服务（DDS）                  
       练习                  
   第三节  Switched56                  
       Switched56服务                  
       SW56操作                  
       练习                  
   第四节  甚小口径终端（VSAT）                  
       VSAT应用                  
       卫星应用                  
       练习                  
   第五节  TCarrier和ECarrier                  
       T1. FT1和T3                  
       T1                  
       FT1                  
       线路成本                  
       练习                  
   第六节  非对称数字用户线                  
       ADSL                  
       数字用户线和Internet接入                  
       本地高速Internet访问的选择方案                  
       练习                  
   第七节  线缆调制解调器                  
       线缆调制解调器技术                  
       ADSL和线缆调制解调器用户透视                  
       练习                  
   第八节  SONET                  
       同步光纤网                  
       SONET的优势                  
       SONET协议结构                  
       SONET帧格式                  
       SONET网络组件                  
       练习                  
   本章小结                  
 第四章  数据链路层广域网协议                  
   概述                  
   第一节  高层                  
       数据链路层协议                  
       可靠的广域网网络                  
       练习                  
   第二节  HDLC                  
       HDLC操作                  
       HDLC组帧                  
       练习                  
   第三节  串行线路Internet协议和点到点协议                  
       SLIP                  
       压缩后的SLIP                  
       点到点协议（PPP）                  
       练习                  
   第四节  端到端连接                  
       连接到Internet                  
       练习                  
   本章小结                  
 第五章  高层广域网协议                  
   概述                  
   第一节  ISDN概念                  
       综合数字网络                  
       ISDN服务                  
       练习                  
   第二节  ISDN协议                  
       ISDN协议                  
       ISDN用户前端设备                  
       ISDN参考点                  
       练习                  
   第三节  ISDN的实现                  
       ISDN应用                  
       基本网络连接                  
       远程局间的网络互联                  
       随时拨号远程联网                  
       网络冗余和溢出                  
       练习                  
   第四节  帧中继概念                  
       什么是帧中继?                  
       帧中继术语                  
       练习                  
   第五节  帧中继协议                  
       永久线路和虚拟线路                  
       帧中继帧                  
       帧中继寻址                  
       通过帧中继连接局域网                  
       练习                  
   第六节  帧中继的实现                  
       帧中继实现方案                  
       终端用户连接到帧中继网络                  
       帧中继和专用线路网络                  
       帧中继服务                  
       公用帧中继服务                  
       随时带宽                  
       条件突发                  
       运营商选择                  
       帧中继网络需求                  
       练习                  
   第七节  ATM概念                  
       对ATM的需求                  
       ATM设备                  
       ATM网络                  
       练习                  
   第八节  ATM协议                  
       传输模式                  
       面向连接的模式                  
       定长信元                  
       报头细节                  
       BISDN和ATM                  
       物理层                  
       练习                  
   第九节  ATM的实现                  
       虚拟路径和虚拟信道                  
       运行中的ATM                  
       ATM通信                  
       基于SONET的ATM                  
       练习                  
   本章小结                  
 第六章  广域网解决方案                  
   概述                  
   第一节  语音传输技术                  
       历史                  
       市场的推动作用                  
       通过Internet传输语音                  
       语音的帧中继传输                  
       通过ATM传输语音                  
       市场发展方向和趋势                  
       练习                  
   第二节  虚拟专用网                  
       企业使用VPN的原因                  
       什么是VPN ？                  
       练习                  
   第三节  广域网服务的选择                  
       广域网策略                  
       TCarrier广域网                  
       专用线路联网的发展趋势                  
       专用系统与公用系统                  
       专用线路与帧中继                  
       帧中继网络设计                  
       练习                  
   第四节  ATM局域网/广域网解决方案                  
       ATM设备                  
       练习                  
   第五节  网络范例                  
       网络在机构中的作用                  
       机构用到的主要应用程序                  
       通用连接策略                  
       总体广域网/局域网拓扑结构                  
       未来的增长计划和升级策略                  
       练习                  
   本章小结                  
 附录A  课程测验                  
 附录B  缩略语