题目要求：

环境：华为模拟器

子网划分：

192.168.1.0/24 划分为四个子网
192.168.1.0/26  R1
192.168.1.64/26 R2
192.168.1.128/26 骨干
192.168.1.192/26

R1子网划分

192.168.1.0/26 
192.168.1.0/27
192.168.1.32/27  

R2子网划分

192.168.1.64/26
192.168.1.64/27
192.168.1.96/27

骨干链路子网划分

192.168.1.128/26
192.168.1.128/27
192.168.1.160/27

R1接口配置

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sys r1
[r1]int g0/0/0
[r1-GigabitEthernet0/0/0]ip add 192.168.1.129 27
[r1-GigabitEthernet0/0/0]int lo 0
[r1-LoopBack0]ip add 192.168.1.1 27
[r1]int lo 1
[r1-LoopBack1]ip add 192.168.1.33 27
[r1-LoopBack1]dis ip int br 查看接口信息摘要
Interface                         IP Address/Mask      Physical   Protocol  
GigabitEthernet0/0/0              192.168.1.129/27     up         up        
GigabitEthernet0/0/1              unassigned           down       down      
GigabitEthernet0/0/2              unassigned           down       down      
LoopBack0                         192.168.1.1/27       up         up(s)     
LoopBack1                         192.168.1.33/27      up         up(s)     
NULL0                             unassigned           up         up(s)  

R2接口配置

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sys r2
[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ip add 192.168.1.130 27
[r2-GigabitEthernet0/0/0]int g0/0/1
[r2-GigabitEthernet0/0/1]ip add 192.168.1.161 27
[r2-GigabitEthernet0/0/1]int lo 0
[r2-LoopBack0]ip add 192.168.1.65 27
[r2-LoopBack0]int lo 1
[r2-LoopBack1]ip add 192.168.1.97 27

R3接口配置

[Huawei]sys r3
[r3]int g0/0/0
[r3-GigabitEthernet0/0/0]ip add 192.168.1.162 27
[r3-GigabitEthernet0/0/0]int lo 0
[r3-LoopBack0]ip add 3.3.3.3 24

R1的RIP配置

[r1]rip 
[r1-rip-1]v 2 选择版本2
[r1-rip-1]undo summary  关闭自动汇总
[r1-rip-1]net 192.168.1.0 按主类宣告
[r1]int g0/0/0  进入接口
[r1-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher haha 手工认证
[r1-GigabitEthernet0/0/0]rip summary-address 192.168.1.0 255.255.255.192  手工汇总

R2的RIP配置

[r2]rip 1
[r2-rip-1]v 2
[r2-rip-1]un summary 
[r2-rip-1]net 192.168.1.0
[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher haha
//r2的两个接口都要进行手工汇总
[r2-GigabitEthernet0/0/0]rip summary-address 192.168.1.64 255.255.255.192
[r2-GigabitEthernet0/0/0]int g0/0/1
[r2-GigabitEthernet0/0/1]rip summary-address 192.168.1.64 255.255.255.192
[r2]int g0/0/1	
[r2-GigabitEthernet0/0/1]rip authentication-mode md5 usual cipher xixi

R3的RIP配置

//题目要求3.3.3.0网段不宣告
[r3]rip 1
[r3-rip-1]version 2
[r3-rip-1]net 192.168.1.0
[r3]int g0/0/0	
[r3-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher xixi
[r3-rip-1]default-route originate //r3作为边界路由，
使内部所有运行RIP协议的路由器产生缺省路由再指向边界方向。

在R1路由器上测试r3的3.3.3.3环回