目录第1章故障排除技术概述........................................................................................................1-11.1网络故障排除技术概览.....................................................................................................1-11.1.1在当今日益复杂的网络中进行故障排除..................................................................1-11.1.2网络故障的一般分类...............................................................................................1-21.1.3一般网络故障的解决步骤.......................................................................................1-21.2华为中低端路由器产品介绍..............................................................................................1-61.1.1QuidwayR1600系列低端路由器............................................................................1-61.1.2QuidwayR2500/4000系列低端路由器...................................................................1-61.1.3QuidwayR1700系列低端路由器............................................................................1-61.1.4QuidwayR2600系列和R3600系列中端路由器......................................................1-61.3路由器常用诊断工具介绍..................................................................................................1-61.3.1Ping命令................................................................................................................1-61.1.2Tracert命令............................................................................................................1-61.1.3Show命令...............................................................................................................1-61.1.4Clear命令...............................................................................................................1-61.1.5Debug命令.............................................................................................................1-61.4故障排除常用方法.............................................................................................................1-61.4.1分层故障排除法......................................................................................................1-61.1.2分块故障排除法......................................................................................................1-61.1.3分段故障排除法......................................................................................................1-61.1.4替换法.....................................................................................................................1-61.5故障排除对网络维护和管理人员的要求.............................................................................1-61.5.1对协议要求有精深的理解........................................................................................1-61.5.2能够引导客户详细描述出故障现象和相关信息........................................................1-61.5.3充分了解自己所管理和维护的网络..........................................................................1-61.5.4及时进行故障排除的文档记录和经验总结...............................................................1-61.6华为数据通信产品故障排除资源........................................................................................1-61.1.1HuaweiDatacommOnline..............................................................................