基础篇
项目1 初识计算机网络 ···············································································································3
1.1 任务一：认知计算机网络 ···························································································3
1.1.1 计算机网络的定义和功能 ··············································································3
1.1.2 计算机网络的演进 ··························································································4
1.2 任务二：了解网络基础知识 ·······················································································5
1.2.1 计算机网络的分类 ··························································································5
1.2.2 计算机网络的性能指标 ··················································································7
1.2.3 计算机网络的拓扑结构 ··················································································8
1.2.4 计算机网络的相关标准化组织 ····································································10
项目2 解构网络协议框架 ········································································································13
2.1 任务一：初识OSI参考模型 ····················································································13
2.1.1 OSI参考模型的层次结构 ··············································································14
2.1.2 OSI参考模型各层的功能 ··············································································15
2.1.3 OSI数据封装过程 ··························································································18
2.2 任务二：TCP/IP协议簇探究 ··················································································19
2.2.1 TCP/IP与OSI参考模型的比较 ·······································································20
2.2.2 TCP/IP协议簇的层次结构 ·············································································20
2.2.3 TCP/IP协议簇应用层协议 ·············································································21
2.2.4 TCP/IP协议簇传输层协议 ·············································································22
2.2.5 网络层协议 ····································································································26
项目3 IPv4地址规划 ··············································································································33
3.1 任务一：初识IPv4地址 ···························································································33
3.1.1 IPv4地址分类 ·································································································34
3.1.2 保留的IP地址 ·································································································36
3.1.3 可用主机IP地址数量的计算 ·········································································36
3.2 任务二：带子网划分的编址 ····················································································36
3.2.1 子网掩码 ········································································································38
3.2.2 IP地址的计算 ·································································································38
3.2.3 可变长子网掩码 ····························································································39
任 务 篇
项目4 网络基础设备操作 ········································································································45
4.1 任务一：交换机的管理操作 ····················································································45
4.1.1 预备知识 ········································································································45
4.1.2 交换机基本操作 ····························································································58
4.1.3 任务拓展 ········································································································65
4.2 任务二：路由器的基本操作 ····················································································66
4.2.1 预备知识 ········································································································66
4.2.2 典型任务 ········································································································68
4.2.3 任务拓展 ········································································································69
项目5 搭建局域网 ····················································································································71
5.1 任务一：玩转VLAN技术 ························································································71
5.1.1 预备知识 ········································································································71
5.1.2 VLAN的配置及应用 ······················································································79
5.1.3 任务拓展 ········································································································81
5.2 任务二：打造无环的交换网络 ················································································82
5.2.1 预备知识 ········································································································82
5.2.2 STP原理、配置及应用 ··················································································85
5.2.3 任务拓展 ········································································································91
5.3 任务三：链路聚合的配置及应用 ············································································91
5.3.1 预备知识 ········································································································91
5.3.2 链路聚合的配置及应用 ················································································94
5.3.3 任务拓展 ········································································································95
项目6 如何实现网络间互联 ····································································································97
6.1 任务一：初识路由技术 ····························································································97
6.1.1 预备知识 ········································································································97
6.1.2 静态路由的配置及应用 ··············································································102
6.1.3 任务拓展 ······································································································104
6.2 任务二：VLAN间的路由调试 ··············································································104
6.2.1 预备知识 ······································································································104
6.2.2 VLAN间路由配置及应用 ············································································110
6.2.3 任务拓展 ······································································································113
6.3 任务三：部署RIP ··································································································113
6.3.1 预备知识 ······································································································113
6.3.2 RIP的配置 ····································································································118
6.3.3 任务拓展 ······································································································120
6.4 任务四：深入研究OSPF协议 ··············································································121
6.4.1 预备知识 ······································································································121
6.4.2 OSPF协议的配置及应用 ·············································································130
6.4.3 任务拓展 ······································································································132
项目7 常用网络技术的研究 ································································································· 135
7.1 任务一：ACL技术的应用 ·····················································································135
7.1.1 预备知识 ······································································································135
7.1.2 ACL的配置及应用 ·······················································································141
7.1.3 任务拓展 ······································································································143
7.2 任务二：NAT技术的实施 ·····················································································144
7.2.1 预备知识 ······································································································144
7.2.2 NAT的配置及应用 ·······················································································146
7.2.3 任务拓展 ······································································································149
7.3 任务三：DHCP的配置应用 ·················································································150
7.3.1 预备知识 ······································································································150
7.3.2 DHCP配置及应用 ························································································156
7.3.3 任务拓展 ······································································································160
7.4 任务四：VRRP的部署 ··························································································160
7.4.1 预备知识 ······································································································160
7.4.2 VRRP配置及应用 ························································································166
7.4.3 任务拓展 ······································································································167
拓 展 篇
项目8 认识BGP ··················································································································· 173
8.1 任务一：预备知识 ··································································································173
8.1.1 BGP基本概念 ·······························································································173
8.1.2 BGP报文类型与连接状态 ···········································································177
8.1.3 BGP路由通告原则 ·······················································································181
8.1.4 BGP路由通告方式 ·······················································································182
8.1.5 BGP属性和路由选择 ···················································································183
8.1.6 常用属性与路由选择 ··················································································183
8.1.7 BGP配置 ·······································································································187
8.2 任务二：路由器IBGP邻居建立 ···········································································193
8.2.1 任务描述 ······································································································193
8.2.2 任务分析 ······································································································193
8.2.3 任务配置 ······································································································193
8.2.4 任务验证 ······································································································194
8.3 任务三：路由器建立EBGP邻居 ··········································································195
8.3.1 任务描述 ······································································································195
8.3.2 任务分析 ······································································································195
8.3.3 任务配置 ······································································································195
8.3.4 任务验证 ······································································································196
项目9 IPv6技术及应用 ·······································································································199
9.1 任务一：IPv6原理及基本配置 ·············································································199
9.1.1 预备知识 ······································································································199
9.1.2 IPv6基本配置 ·······························································································217
9.2 任务二：RIPng协议及配置 ··················································································218
9.2.1 预备知识 ······································································································218
9.2.2 RIPng的基本配置 ························································································220
9.3 任务三：OSPFv3配置 ·························································································221
9.3.1 预备知识 ······································································································221
9.3.2 配置OSPFv3 ································································································227
9.4 任务四：6in4手工隧道 ··························································································229
9.4.1 任务描述 ······································································································229
9.4.2 任务分析 ······································································································229
9.4.3 任务配置 ······································································································229
9.4.4 任务验证 ······································································································231
9.5 任务五：6to4自动隧道配置 ·················································································232
9.5.1 任务描述 ······································································································232
9.5.2 任务分析 ······································································································233
9.5.3 任务配置 ······································································································233
9.5.4 任务验证 ······································································································234
项目10 网络典型案例实施 ··································································································237
10.1 案例一：链路聚合失效导致业务中断分析 ·······················································237
10.1.1 关键术语 ····································································································237
10.1.2 组网拓扑 ····································································································237
10.1.3 案例描述 ····································································································237
10.1.4 分析思路 ····································································································238
10.1.5 故障定位 ····································································································238
10.1.6 处理过程 ····································································································238
10.1.7 配置参考 ····································································································238
10.1.8 案例总结 ····································································································239
10.2 案例二：路由配置不当导致的路由环路故障分析 ···········································239
10.2.1 关键术语 ····································································································239
10.2.2 组网拓扑 ····································································································239
10.2.3 案例描述 ····································································································239
10.2.4 分析思路 ····································································································240
10.2.5 故障定位 ····································································································240
10.2.6 处理过程 ····································································································240
10.2.7 配置参考 ····································································································240
10.2.8 案例总结 ····································································································241
10.3 案例三：ARP病毒攻击导致用户无法上网故障解析 ······································241
10.3.1 关键术语 ····································································································241
10.3.2 网络拓扑 ····································································································241
10.3.3 案例描述 ····································································································241
10.3.4 分析思路 ····································································································241
10.3.5 处理过程 ····································································································242
10.3.6 配置参考 ····································································································242
10.3.7 案例总结 ····································································································243
参考文献及出处························································································································245
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