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第二章
路由选择协议的分类
RIP V2特性
RIP v2的基本配置
RIP v2实现VLSM希望划分(可变长子网掩码)
RIP v2实现CIDR路由汇总
RIP 2实现等跳路径的负载均衡
IP2认证配置
RIP2配置被动接口抑制路由更新
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
RIP 2 认证 (防止路由欺骗,路由注入)
实验步骤:
1,定义key chain
2,定义key值
3,定义key的密码
4,接口指定认证类型
5,接口调用
~~~~~~~~~~~~~~·~~~~~~~
实验图:
(25pc)(49.1)R1(49.97)---------(98)
|
(25pc)(49.33)R2(49.101)------(102)R4--------R5(ISP)
|
(25pc)(49.65)R3-49.105)------(106)
Router4 S0/0 <----> Router5 S0/0
Router1 S0/0 <----> Router4 S0/1
Router2 S0/0 <----> Router4 S0/2
Router3 S0/0 <----> Router4 S0/3
~~~~~~~~~~~~~~~~~~~~~
命令:
(config)#key chain test1
(config-keychain)# key1
(config-keychain-key)#key-string ttt
(config)#ip rip authentication mode md5
(config)#ip rip authentication key chain test1
~~~~~~~~~~~~~~~~~~~~~
实验:
对于R4,
en
sh ip rou
conf t
key chain test1
key 1
key-string ttt
end
conf t
ip rip authentication mode m5
ip rip autehtication key chain test1
end
sh ip rou
对于R5:
en
sh ip rou
conf t
key chain test1
key 1
key-string ttt
end
conf t
ip rip authentication mode 5
ip rip authentication chain test1
end
clear ip rou *
sh ip rou