OSPF实验

一、对各设备进行配置 

R5:

[r5]int Serial 4/0/0	
[r5-Serial4/0/0]ip address 202.100.1.1 255.255.255.252

 R4:

接口IP配置

[r4]int Serial 4/0/1	
[r4-Serial4/0/1]ip address 202.100.1.2 255.255.255.252
[r4-Serial4/0/1]int g 0/0/0
[r4-GigabitEthernet0/0/0]ip address 172.16.1.1 255.255.255.252
[r4-GigabitEthernet0/0/0]int g 0/0/1
[r4-GigabitEthernet0/0/1]ip address 172.16.4.1 255.255.255.252 
[r4-GigabitEthernet0/0/1]int g 0/0/2
[r4-GigabitEthernet0/0/2]ip address 172.16.1.5 255.255.255.252

PPP协议及CHAP认证配置 

[r4]int Serial 4/0/1
[r4-Serial4/0/1]link-protocol ppp	
[r4-Serial4/0/1]ppp chap user user	
[r4-Serial4/0/1]ppp chap password simple user

OSPF配置

[r4]ospf 1 router-id 4.4.4.4
[r4-ospf-1]area 0	
[r4-ospf-1-area-0.0.0.0]network 172.16.1.0 0.0.0.3
[r4-ospf-1-area-0.0.0.0]network 172.16.1.4 0.0.0.3
[r4-ospf-1-area-0.0.0.0]network 172.16.4.0 0.0.0.3

SW1 

[Huawei]vlan batch 10 20
[Huawei]int g 0/0/1
[Huawei-GigabitEthernet0/0/1]port link-type access	
[Huawei-GigabitEthernet0/0/1]port default vlan 10
[Huawei-GigabitEthernet0/0/1]int g 0/0/2
[Huawei-GigabitEthernet0/0/2]port link-type access
[Huawei-GigabitEthernet0/0/2]port default vlan 10
[Huawei-GigabitEthernet0/0/2]int g 0/0/3
[Huawei-GigabitEthernet0/0/3]port link-type access 
[Huawei-GigabitEthernet0/0/3]port default vlan 20

 R3:

接口IP配置

[r3-GigabitEthernet0/0/0]ip address 172.16.2.9 255.255.255.252
[r3-GigabitEthernet0/0/1]ip address 172.16.1.2 255.255.255.252
[r3-GigabitEthernet0/0/2]ip address 172.16.2.20 255.255.255.252

OSPF配置

[r3]ospf 1 router-id 3.3.3.3	
[r3-ospf-1]area 0	
[r3-ospf-1-area-0.0.0.0]network 172.16.1.0 0.0.0.3
[r3-ospf-1-area-0.0.0.0]area 1
[r3-ospf-1-area-0.0.0.1]network 172.16.2.0 0.0.0.3
[r3-ospf-1-area-0.0.0.1]network 172.16.2.4 0.0.0.3
[r3-ospf-1-area-0.0.0.1]network 172.16.2.8 0.0.0.3

 R6

[r6-GigabitEthernet0/0/0]ip address 172.16.3.1 255.255.255.252
[r6-GigabitEthernet0/0/1]ip address 172.16.1.6 255.255.255.252
[r6]ospf 1 router-id 6.6.6.6
[r6-ospf-1]area 0 
[r6-ospf-1-area-0.0.0.0]network 172.16.1.4 0.0.0.3
[r6-ospf-1-area-0.0.0.0]area 2
[r6-ospf-1-area-0.0.0.2]network 172.16.3.0 0.0.0.3

R7-R10 

[r7-GigabitEthernet0/0/0]ip address 172.16.4.2 255.255.255.252
[r7-GigabitEthernet0/0/1]ip address 172.16.4.5 255.255.255.252
[r7]ospf 1 router-id 7.7.7.7	
[r7-ospf-1]area 3	
[r7-ospf-1-area-0.0.0.3]network 172.16.4.0 0.0.0.3
[r7-ospf-1-area-0.0.0.3]network 172.16.4.4 0.0.0.3
[r8-GigabitEthernet0/0/0]ip address 172.16.4.5 255.255.255.252
[r8-GigabitEthernet0/0/1]ip address 172.16.4.9 255.255.255.252
[r8]ospf 1 router-id 8.8.8.8	
[r8-ospf-1]area 3	
[r8-ospf-1-area-0.0.0.3]network 172.16.4.4 0.0.0.3
[r8-ospf-1-area-0.0.0.3]network 172.16.4.8 0.0.0.3
[r9-GigabitEthernet0/0/0]ip address 172.16.4.10 255.255.255.252
[r9-GigabitEthernet0/0/1]ip address 172.16.5.1 255.255.255.252
[r9]ospf 1 router-id 9.9.9.9	
[r9-ospf-1]area 3
[r9-ospf-1-area-0.0.0.3]network 172.16.4.8 0.0.0.3
[r9-ospf-1-area-0.0.0.3]area 4
[r9-ospf-1-area-0.0.0.4]network 172.16.5.0 0.0.0.3
 [r10-GigabitEthernet0/0/0]ip address 172.16.5.2 255.255.255.252
[r10]ospf 1 r	
[r10]ospf 1 router-id 10.10.10.10
[r10-ospf-1]area 10
[r10-ospf-1-area-0.0.0.10]network 172.16.5.0 0.0.0.3

R11 

[r11-GigabitEthernet0/0/0]ip address 172.16.3.2 255.255.255.252
[r11-GigabitEthernet0/0/1]ip address 172.16.3.5 255.255.255.252
[r11]ospf 1 router-id 11.11.11.11
[r11-ospf-1]area 2	
[r11-ospf-1-area-0.0.0.2]network 172.16.3.0 0.0.0.3

RIP配置

[r11]rip 1	
[r11-rip-1]version 2
[r11-rip-1]network 172.16.0.0

 R12

[r12-GigabitEthernet0/0/0]ip address 172.16.3.6 255.255.255.252
[r12-GigabitEthernet0/0/0]rip 1
[r12-rip-1]version 2
[r12-rip-1]network 172.16.0.0

 R1

[r1-GigabitEthernet0/0/0]ip address 172.16.2.1 255.255.255.252	
[r1]ospf 1 router-id 1.1.1.1
[r1-ospf-1]area 1	
[r1-ospf-1-area-0.0.0.1]network 172.16.2.0 0.0.0.3

R2 

[r2-GigabitEthernet0/0/0]ip address 172.16.2.5 255.255.255.252
[r2]ospf 1 router-id 2.2.2.2
[r2-ospf-1]area 1
[r2-ospf-1-area-0.0.0.1]network 172.16.2.4 0.0.0.3

二、减少LSA更新量、加快收敛等

1,区域汇总

[r3]ospf 1
[r3-ospf-1]area 0	
[r3-ospf-1-area-0.0.0.0]abr-summary 172.16.2.0 255.255.255.0
[r3-ospf-1-area-0.0.0.1]abr-summary 172.16.1.0 255.255.255.252
[r4]ospf 1
[r4-ospf-1]area 0	
[r4-ospf-1-area-0.0.0.0]abr-summary 172.16.4.0 255.255.255.0
[r4-ospf-1-area-0.0.0.0]area 3	
[r4-ospf-1-area-0.0.0.3]abr-summary 172.16.1.0 255.255.255.252
[r6]ospf 1
[r6-ospf-1]area 0	
[r6-ospf-1-area-0.0.0.0]abr-summary 172.16.3.0 255.255.255.0
[r6-ospf-1-area-0.0.0.0]area 2	
[r6-ospf-1-area-0.0.0.2]abr-summary 172.16.1.4 255.255.255.252

2,调整OSPF定时器

[r1]int g 0/0/0
[r1-GigabitEthernet0/0/0]ospf timer hello 10	
[r1-GigabitEthernet0/0/0]ospf timer dead 40
[r2]int g 0/0/0	
[r2-GigabitEthernet0/0/0]ospf timer hello 10
[r2-GigabitEthernet0/0/0]ospf timer dead 40
[r3-GigabitEthernet0/0/0]ospf timer hello 10	
[r3-GigabitEthernet0/0/0]ospf timer dead 40
[r3-GigabitEthernet0/0/1]ospf timer hello 10
[r3-GigabitEthernet0/0/1]ospf timer dead 40
[r3-GigabitEthernet0/0/2]ospf timer hello  10
[r3-GigabitEthernet0/0/2]ospf timer dead 40
[r4-GigabitEthernet0/0/0]ospf timer hello 10	
[r4-GigabitEthernet0/0/0]ospf timer dead 40
[r4-GigabitEthernet0/0/1]ospf timer hello 10
[r4-GigabitEthernet0/0/1]ospf timer dead 40
[r4-GigabitEthernet0/0/2]ospf timer hello 10
[r4-GigabitEthernet0/0/2]ospf timer dead 40	
[r4]int Serial 4/0/1
[r4-Serial4/0/1]ospf timer hello 10
[r4-Serial4/0/1]ospf timer dead 40
[r6]int g 0/0/0
[r6-GigabitEthernet0/0/0]ospf timer hello 10	
[r6-GigabitEthernet0/0/0]ospf timer dead 40
[r6-GigabitEthernet0/0/1]ospf timer hello 10
[r6-GigabitEthernet0/0/1]ospf timer dead 40

R7-R10(R7为例) 

[r7-GigabitEthernet0/0/0]ospf timer hello 10	
[r7-GigabitEthernet0/0/0]ospf timer dead 40
[r7-GigabitEthernet0/0/0]int g 0/0/1
[r7-GigabitEthernet0/0/1]ospf timer hello 10
[r7-GigabitEthernet0/0/1]ospf timer dead 40
[r11-GigabitEthernet0/0/0]ospf timer hello 10	
[r11-GigabitEthernet0/0/0]ospf timer  dead 40
[r11-GigabitEthernet0/0/0]int g 0/0/1
[r11-GigabitEthernet0/0/1]ospf timer hello 10
[r11-GigabitEthernet0/0/1]ospf timer dead 40

3,配置OSPF认证

R3与R4链接area 0的接口

[r3-GigabitEthernet0/0/1]ospf authentication-mode md5 1 cipher 123456
[r4-GigabitEthernet0/0/0]ospf authentication-mode md5 1 cipher 123456

R4和R6链接area 的接口

[r4-GigabitEthernet0/0/2]ospf authentication-mode md5 1 cipher 123456
[r6-GigabitEthernet0/0/1]ospf authentication-mode md5 1 cipher 12345

 R3和area 1内设备连接的接口

[r3-GigabitEthernet0/0/2]ospf authentication-mode md5 1 cipher 123456
[r1-GigabitEthernet0/0/0]ospf authentication-mode md5 1 cipher 123456

R6和area 2内设备连接的接口

[r6-GigabitEthernet0/0/0]ospf authentication-mode md5 1 cipher 123456
[r11-GigabitEthernet0/0/0]ospf authentication-mode md5 1 cipher 123456

三、验证 

 

 

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