ospf实验

拓朴图:

实验需求:

        R5为ISP,只能配置IP地址

        整个ospf环境IP基于172.16.0.0 /16划分

        所有设备均可访问R5环回

        减少LSA更新,加快收敛,保障更新安全

        全网可达

实验配置:

R1:

[r1-GigabitEthernet0/0/0]ip address 172.16.35.1 29
[r1-GigabitEthernet0/0/0]int l 0
[r1-LoopBack0]ip address 172.16.32.1 24
[r1-LoopBack0]ospf network-type broadcast 
[r1]ospf 1 router-id 1.1.1.1
[r1-ospf-1]a 1
[r1-ospf-1-area-0.0.0.1]network  172.16.32.1 0.0.0.0
[r1-ospf-1-area-0.0.0.1]network 172.16.35.1 0.0.0.0

[r1]ospf 1
[r1-ospf-1]a 1  
[r1-ospf-1-area-0.0.0.1]stub 

[r1]int g 0/0/0   
[r1-GigabitEthernet0/0/0]ospf network-type p2mp

R2:

[r2]int g 0/0/0
[r2-GigabitEthernet0/0/0]ip address 172.16.35.2 29
[r2-GigabitEthernet0/0/0]int l 0
[r2-LoopBack0]ip address 172.16.33.1 24
[r2-LoopBack0]ospf network-type broadcast 
[r2]ospf 1 router-id 2.2.2.2
[r2-ospf-1]a 1
[r2-ospf-1-area-0.0.0.1]network 172.16.33.1 0.0.0.0
[r2-ospf-1-area-0.0.0.1]network 172.16.35.2 0.0.0.0

[r2]ospf 1
[r2-ospf-1]a 1
[r2-ospf-1-area-0.0.0.1]stub 

[r2]int g 0/0/0
[r2-GigabitEthernet0/0/0]ospf network-type p2mp

R3:

[r3]int g 0/0/0
[r3-GigabitEthernet0/0/0]ip address 172.16.35.3 29
[r3-GigabitEthernet0/0/0]int g 0/0/1  
[r3-GigabitEthernet0/0/1]ip address 172.16.0.1 30
[r3-GigabitEthernet0/0/1]int l 0
[r3-LoopBack0]ip address 172.16.34.1 24
[r3-LoopBack0]ospf network-type broadcast 
[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]a 1
[r3-ospf-1-area-0.0.0.1]network 172.16.35.3 0.0.0.0
[r3-ospf-1-area-0.0.0.1]network 172.16.34.1 0.0.0.0
[r3-ospf-1]a 0
[r3-ospf-1-area-0.0.0.0]network 172.16.0.1 0.0.0.0

[r3]ospf 1
[r3-ospf-1]a 1
[r3-ospf-1-area-0.0.0.1]abr-summary 172.16.32.0 255.255.224.0

[r3]ospf 1
[r3-ospf-1]a 1
[r3-ospf-1-area-0.0.0.1]stub  no-summary 

[r3]int g 0/0/1
[r3-GigabitEthernet0/0/1]ospf network-type p2p

[r3]int g 0/0/0
[r3-GigabitEthernet0/0/0]ospf network-type p2mp

R4:

[r4]int g 0/0/0
[r4-GigabitEthernet0/0/0]ip address 172.16.0.9 30
[r4-GigabitEthernet0/0/0]int g 0/0/1
[r4-GigabitEthernet0/0/1]ip address 172.16.0.2 30
[r4-GigabitEthernet0/0/1]int g 0/0/2
[r4-GigabitEthernet0/0/2]ip address 172.16.0.5 30
[r4-GigabitEthernet0/0/2]int s 4/0/1
[r4-Serial4/0/1]ip address 45.0.0.1 30
[r4]ospf 1 router-id 4.4.4.4
[r4-ospf-1]a 0
[r4-ospf-1-area-0.0.0.0]network 172.16.0.2 0.0.0.0
[r4-ospf-1-area-0.0.0.0]network 172.16.0.5 0.0.0.0 
[r4-ospf-1-area-0.0.0.0]network 172.16.0.9 0.0.0.0

[r4]ospf 1
[r4-ospf-1]default-route-advertise

[r4]acl 2000   
[r4-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r4]int s 4/0/1 
[r4-Serial4/0/1]nat outbound 2000

R5:

lsp]int s 4/0/0  
[lsp-Serial4/0/0]ip address 45.0.0.2 30
[lsp-Serial4/0/0]int l 0
[lsp-LoopBack0]ip address 100.1.1.1 24

R6:

[r6]int g 0/0/0
[r6-GigabitEthernet0/0/0]ip address 172.16.66.1 30
[r6-GigabitEthernet0/0/0]int g 0/0/1
[r6-GigabitEthernet0/0/1]ip address 172.16.0.6 30
[r6-GigabitEthernet0/0/1]int l 0
[r6-LoopBack0]ip address 172.16.64.1 24
[r6-LoopBack0]ospf network-type broadcast 
[r6]ospf 1 router-id 6.6.6.6
[r6-ospf-1]a 0
[r6-ospf-1-area-0.0.0.0]network 172.16.0.6 0.0.0.0
[r6-ospf-1]a 2  
[r6-ospf-1-area-0.0.0.2]network 172.16.66.1 0.0.0.0  
[r6-ospf-1-area-0.0.0.2]network 172.16.64.1 0.0.0.0

[r6-ospf-1]a 2   
[r6-ospf-1-area-0.0.0.2]abr-summary 172.16.64.0 255.255.224.0

[r6]ospf 1
[r6-ospf-1]a 2
[r6-ospf-1-area-0.0.0.2]nssa no-summary

[r6-GigabitEthernet0/0/0]ospf network-type p2p
[r6-GigabitEthernet0/0/0]int g 0/0/1
[r6-GigabitEthernet0/0/1]ospf network-type p2p

R7:

[r7]int g 0/0/0
[r7-GigabitEthernet0/0/0]ip address 172.16.0.10 30
[r7-GigabitEthernet0/0/0]int g 0/0/1
[r7-GigabitEthernet0/0/1]ip address 172.16.98.1 30
[r7-GigabitEthernet0/0/1]int l 0
[r7-LoopBack0]ip address 172.16.96.1 24
[r7-LoopBack0]ospf network-type  broadcast 
[r7]ospf 1 router-id 7.7.7.7
[r7-ospf-1]a 0
[r7-ospf-1-area-0.0.0.0]network 172.16.0.10 0.0.0.0
[r7-ospf-1]a 3 
[r7-ospf-1-area-0.0.0.3]network 172.16.96.1 0.0.0.0  
[r7-ospf-1-area-0.0.0.3]network 172.16.98.1 0.0.0.0

[r7-ospf-1]a 3 
[r7-ospf-1-area-0.0.0.3]abr-summary 172.16.96.0 255.255.224.0

[r7]ospf 1
[r7-ospf-1]a 3
[r7-ospf-1-area-0.0.0.3]nssa no-summary

[r7-GigabitEthernet0/0/0]int g 0/0/1
[r7-GigabitEthernet0/0/1]ospf network-type p2p

[r7]int g 0/0/0
[r7-GigabitEthernet0/0/0]ospf network-type p2p

R8:

[r8]int g 0/0/0
[r8-GigabitEthernet0/0/0]ip address 172.16.98.2 30
[r8-GigabitEthernet0/0/0]int g 0/0/1
[r8-GigabitEthernet0/0/1]ip address 172.16.98.5 30
[r8-GigabitEthernet0/0/1]int l 0
[r8-LoopBack0]ip address 172.16.97.1 24
[r8-LoopBack0]ospf network-type broadcast 
[r8]ospf 1 router-id 8.8.8.8
[r8-ospf-1]a 3  
[r8-ospf-1-area-0.0.0.3]network 172.16.98.2 0.0.0.0
[r8-ospf-1-area-0.0.0.3]network 172.16.97.1 0.0.0.0  
[r8-ospf-1-area-0.0.0.3]network 172.16.98.5 0.0.0.0

[r8]ospf 1
[r8-ospf-1]a 3
[r8-ospf-1-area-0.0.0.3]nssa 

[r8-GigabitEthernet0/0/0]int g 0/0/1
[r8-GigabitEthernet0/0/1]ospf network-type p2p

[r8]int g 0/0/0
[r8-GigabitEthernet0/0/0]ospf network-type p2p

R9:

[r9]int g 0/0/0
[r9-GigabitEthernet0/0/0]ip address 172.16.98.6 30
[r9-GigabitEthernet0/0/0]int g 0/0/1
[r9-GigabitEthernet0/0/1]ip address 172.16.130.1 30
[r9-GigabitEthernet0/0/1]int l 0 
[r9-LoopBack0]ip address 172.16.128.1 24
[r9-LoopBack0]ospf network-type broadcast 
[r9]ospf 1 router-id 9.9.9.9
[r9-ospf-1]a 3
[r9-ospf-1-area-0.0.0.3]network 172.16.98.6 0.0.0.0
[r9]ospf 2 router-id 9.9.9.9
[r9-ospf-2]a 4 
[r9-ospf-2-area-0.0.0.4]network 172.16.128.1 0.0.0.0  
[r9-ospf-2-area-0.0.0.4]network 172.16.130.1 0.0.0.0

[r9]ospf 1   
[r9-ospf-1]import-route ospf 2
[r9]ospf 2  
[r9-ospf-2]import-route ospf 1

[r9]ospf 1  
[r9-ospf-1]asbr-summary 172.16.128.0 255.255.224.0

[r9]ospf 1
[r9-ospf-1]a 3
[r9-ospf-1-area-0.0.0.3]nssa 

[r9]ospf 2
[r9-ospf-2]default-route-advertise  
[r9-ospf-2]undo import-route ospf 1

[r9-GigabitEthernet0/0/0]ospf network-type p2p
[r9-GigabitEthernet0/0/1]ospf network-type p2p

R10:

[r10]int g 0/0/0
[r10-GigabitEthernet0/0/0]ip address 172.16.130.2 30
[r10-GigabitEthernet0/0/0]int l 0
[r10-LoopBack0]ip address 172.16.129.1 24
[r10-LoopBack0]ospf network-type broadcast 
[r10]ospf 1 router-id 10.10.10.10
[r10-ospf-1]a 4
[r10-ospf-1-area-0.0.0.4]network 172.16.129.1 0.0.0.0 
[r10-ospf-1-area-0.0.0.4]network 172.16.130.2 0.0.0.0

[r10-GigabitEthernet0/0/0]int g 0/0/1
[r10-GigabitEthernet0/0/1]ospf network-type p2p

[r10-GigabitEthernet0/0/0]ospf network-type p2p

R11:、

[r11]int g 0/0/0
[r11-GigabitEthernet0/0/0]ip address 172.16.66.2 30
[r11-GigabitEthernet0/0/0]int g 0/0/1
[r11-GigabitEthernet0/0/1]ip address 172.16.66.5 30
[r11-GigabitEthernet0/0/1]int l 0
[r11-LoopBack0]ip address 172.16.65.1 24
[r11-LoopBack0]ospf network-type broadcast 
[r11]ospf 1 router-id 11.11.11.11
[r11-ospf-1]a 2
[r11-ospf-1-area-0.0.0.2]network 172.16.66.2 0.0.0.0
[r11-ospf-1-area-0.0.0.2]network 172.16.65.1 0.0.0.0 
[r11-ospf-1-area-0.0.0.2]network 172.16.66.5 0.0.0.0

[r11]ospf 1
[r11-ospf-1]a 2  
[r11-ospf-1-area-0.0.0.2]nssa 

[r11-GigabitEthernet0/0/0]ospf network-type p2p
[r11-GigabitEthernet0/0/0]int g 0/0/1
[r11-GigabitEthernet0/0/1]ospf network-type p2p

R12:

[r12]int g 0/0/0
[r12-GigabitEthernet0/0/0]ip address 172.16.66.6 30
[r12-GigabitEthernet0/0/0]int l 0
[r12-LoopBack0]ip address 10.1.1.1 24
[r12-LoopBack0]int l 1
[r12-LoopBack1]ip address 10.1.2.1 24
[r12]ospf 1 router-id 12.12.12.12
[r12-ospf-1]a 2
[r12-ospf-1-area-0.0.0.2]network 172.16.66.6 0.0.0.0
[r12]rip 1
[r12-rip-1]ver 2
[r12-rip-1]network 10.0.0.0

[r12] ospf 1  
[r12-ospf-1]import-route rip 1

[r12]ospf 1 
[r12-ospf-1]asbr-summary 10.1.0.0 255.255.252.0

[r12]ospf 1
[r12-ospf-1]a 2
[r12-ospf-1-area-0.0.0.2]nssa 

[r12]int g 0/0/0
[r12-GigabitEthernet0/0/0]ospf network-type p2p

测试:

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