One 、 Build topology

Two 、 planning ip

R1 Of IP

R2 Of IP

R3 Of IP

adopt R2 test

3、 ... and 、RIP V2

1、RIP V2 Basic configuration

RIP V2 R1

[r1]rip 1
[r1-rip-1]version 2
[r1-rip-1]undo summary    #  Do not summarize 
[r1-rip-1]network 192.168.1.0
[r1-rip-1]

RIP V2 R2

[r2]rip 1
[r2-rip-1]version 2
[r2-rip-1]undo summary 
[r2-rip-1]network 192.168.1.0

RIP V2 R3

[r3]rip 1      
[r3-rip-1]version 2
[r3-rip-1]undo summary 
[r3-rip-1]network 192.168.1.0

see R1 The routing table for

see R3 The routing table for

R3pingR1 The loopback of

2、RIP V2 Extended configuration

R3 Write a default route

[r3]rip
[r3-rip-1]default-route originate

see R2 The routing table for

see R1 The routing table for

R1pingR3 The loopback of

here , Network wide accessibility

To ensure the security of updates

[r1-GigabitEthernet0/0/1]rip authentication-mode md5 usual cipher huawei

[r2-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher huawei
[r2-GigabitEthernet0/0/1]rip authentication-mode md5 usual cipher huawei

[r3-GigabitEthernet0/0/0]rip authentication-mode md5 usual cipher huawei

notes ：R1 And R2 The passwords between are the same ,R2 And R3 The passwords are the same

Reduce the number of routing entries

[r1-GigabitEthernet0/0/1]rip summary-address 192.168.1.64 255.255.255.192

[r2-GigabitEthernet0/0/0]rip summary-address 192.168.1.128 255.255.255.192
[r2-GigabitEthernet0/0/1]rip summary-address 192.168.1.128 255.255.255.192

see R3 The routing table for

Destination/Mask    Proto   Pre  Cost      Flags NextHop         Interface

    192.168.1.0/30  RIP     100  1           D   192.168.1.5     GigabitEthernet0/0/0
   192.168.1.64/26  RIP     100  2           D   192.168.1.5     GigabitEthernet0/0/0
  192.168.1.128/26  RIP     100  1           D   192.168.1.5     GigabitEthernet0/0/0

RIP routing table status : <Inactive>
         Destinations : 0        Routes : 0

<r3>

Avoid loops

[r1]ip route-static 192.168.1.64 26 NULL 0

[r2]ip route-static 192.168.1.128 26 NULL 0