OSPF综合实验

实验拓扑

实验要求

1、R4为ISP，其上只配置IP地址；R4与其他所直连设备间均使用公有IP；

2、R3-R5、R6、R7为MGRE环境，R3为中心站点；

3、整个OSPF环境IP基于172.16.0.0/16划分；除了R12有两个环回，其他路由器均有一个环回IP

4、所有设备均可访问R4的环回；

5、减少LSA的更新量，加快收敛，保障更新安全；

6、全网可达；

实验步骤

r1：

[Huawei]sys r1

[r1]int g 0/0/0

[r1-GigabitEthernet0/0/0]ip address 172.16.33.1 24

[r1-GigabitEthernet0/0/0]int l0

[r1-LoopBack0]ip address 172.16.34.1 24

r2:

[Huawei]sys r2

[r2]int g 0/0/0

[r2-GigabitEthernet0/0/0]ip address 172.16.33.2 24

[r2-GigabitEthernet0/0/0]int l0

[r2-LoopBack0]ip address 172.16.35.2 24

r3:

[Huawei]sys r3

[r3]int g 0/0/0

[r3-GigabitEthernet0/0/0]ip address 172.16.33.3 24

[r3-GigabitEthernet0/0/0]int l0

[r3-LoopBack0]ip address 172.16.36.3 24

[r3-LoopBack0]int s 4/0/0

[r3-Serial4/0/0]ip address 34.0.0.3 24

r4:

[Huawei]sys r4

[r4]int s 4/0/0

[r4-Serial4/0/0]ip address 34.0.0.4 24

[r4-Serial4/0/0]int s 4/0/1

[r4-Serial4/0/1]ip address 45.0.0.4 24

[r4-Serial4/0/1]int s 3/0/0

[r4-Serial3/0/0]ip address 46.0.0.4 24

[r4-Serial3/0/0]int g 0/0/0

[r4-GigabitEthernet0/0/0]ip address 47.0.0.4 24

[r4-GigabitEthernet0/0/0]int l0

[r4-LoopBack0]ip address 172.16.2.4 24

r5:

[Huawei]sys r5

[r5]int s 4/0/0

[r5-Serial4/0/0]ip address 45.0.0.5 24

[r5-Serial4/0/0]int l0

[r5-LoopBack0]ip add 172.16.3.5 24

r6:

[Huawei]sys r6

[r6]int s 4/0/0

[r6-Serial4/0/0]ip address 46.0.0.6 24

[r6-Serial4/0/0]int l0

[r6-LoopBack0]ip address 172.16.4.6 24

[r6-LoopBack0]int g 0/0/0

[r6-GigabitEthernet0/0/0]ip address 172.16.65.1 30

r7:

[Huawei]sys r7

[r7]int g 0/0/0

[r7-GigabitEthernet0/0/0]ip address 47.0.0.7 24

[r7-GigabitEthernet0/0/0]int l0

[r7-LoopBack0]ip address 172.16.5.7 24

[r7-LoopBack0]int g 0/0/1

[r7-GigabitEthernet0/0/1]ip address 172.16.97.1 30

r8:

[Huawei]sys r8

[r8]int g 0/0/0

[r8-GigabitEthernet0/0/0]ip address 172.16.97.2 30

[r8-GigabitEthernet0/0/0]int g 0/0/1

[r8-GigabitEthernet0/0/1]ip address 172.16.97.5 30

[r8-GigabitEthernet0/0/1]int l0

[r8-LoopBack0]ip address 172.16.98.8 24

r9:

[Huawei]sys r9

[r9]int g 0/0/0

[r9-GigabitEthernet0/0/0]ip address 172.16.97.6 30

[r9-GigabitEthernet0/0/0]int g 0/0/1

[r9-GigabitEthernet0/0/1]ip address 172.16.129.1 30

[r9-GigabitEthernet0/0/1]int l0

[r9-LoopBack0]ip address 172.16.130.9 24

r10:

[Huawei]sys r10

[r10]int g 0/0/0

[r10-GigabitEthernet0/0/0]ip address 172.16.129.2 30

[r10-GigabitEthernet0/0/0]int l0

[r10-LoopBack0]ip address 172.16.131.10 24

r11:

[Huawei]sys r11

[r11]int g 0/0/0

[r11-GigabitEthernet0/0/0]ip address 172.16.65.2 30

[r11-GigabitEthernet0/0/0]int g 0/0/1

[r11-GigabitEthernet0/0/1]ip address 172.16.65.5 30

[r11-GigabitEthernet0/0/1]int l0

[r11-LoopBack0]ip address 172.16.66.11 24

r12:

[Huawei]sys r12

[r12]int g 0/0/0

[r12-GigabitEthernet0/0/0]ip address 172.16.65.6 30

[r12-GigabitEthernet0/0/0]int l0

[r12-LoopBack0]ip address 172.16.160.1 24

[r12-LoopBack0]int l1

[r12-LoopBack1]ip address 172.16.161.1 24

r1：

[r1]ospf 1 r 1.1.1.1

[r1-ospf-1]area 1

[r1-ospf-1-area-0.0.0.1]network 172.16.33.1 0.0.0.255

[r1-ospf-1-area-0.0.0.1]network 172.16.34.0 0.0.0.255

r2：

[r2]ospf 1 r 2.2.2.2

[r2-ospf-1]area 1

[r2-ospf-1-area-0.0.0.1]network 172.16.33.0 0.0.0.255

[r2-ospf-1-area-0.0.0.1]network 172.16.35.0 0.0.0.255

r3：

[r3]ospf 1 r 3.3.3.3

[r3-ospf-1]area 1

[r3-ospf-1-area-0.0.0.1]network 172.16.33.0 0.0.0.255

[r3-ospf-1-area-0.0.0.1]network 172.16.36.0 0.0.0.255

r5:

[r5]ospf 1 r 5.5.5.5

[r5-ospf-1]area 0

[r5-ospf-1-area-0.0.0.0]net 172.16.3.0 0.0.0.255

r6:

[r6]ospf 1 r 6.6.6.6

[r6-ospf-1]area 0

[r6-ospf-1-area-0.0.0.0]network 172.16.4.0 0.0.0.255

[r6-ospf-1-area-0.0.0.0]area 2

[r6-ospf-1-area-0.0.0.2]network 172.16.65.1 0.0.0.0

r7:

[r7]ospf 1 r 7.7.7.7

[r7-ospf-1]area 0

[r7-ospf-1-area-0.0.0.0]network 172.16.5.0 0.0.0.255

[r7-ospf-1]area 3

[r7-ospf-1-area-0.0.0.3]network 172.16.97.1 0.0.0.0

r8:

[r8]ospf 1 r 8.8.8.8

[r8-ospf-1]area 3

[r8-ospf-1-area-0.0.0.3]network 172.16.97.2 0.0.0.0

[r8-ospf-1-area-0.0.0.3]network 172.16.97.5 0.0.0.0

[r8-ospf-1-area-0.0.0.3]network 172.16.98.0 0.0.0.255

r9:

[r9]ospf 1 r 9.9.9.9

[r9-ospf-1]area 3

[r9-ospf-1-area-0.0.0.3]network 172.16.97.6 0.0.0.0

[r9]ospf 2 router-id 9.9.9.9

[r9-ospf-2]area 4

[r9-ospf-2-area-0.0.0.4]net 172.16.129.1 0.0.0.0

[r9-ospf-2-area-0.0.0.4]net 172.16.130.0 0.0.0.255

r10:

[r10]ospf 2 r 10.10.10.10

[r10-ospf-2]area 4

[r10-ospf-2-area-0.0.0.4]net 172.16.129.2 0.0.0.0

[r10-ospf-2-area-0.0.0.4]net 172.16.131.0 0.0.0.255

r11:

[r11]ospf 1 r 11.11.11.11

[r11-ospf-1]area 2

[r11-ospf-1-area-0.0.0.2]network 172.16.65.2 0.0.0.0

[r11-ospf-1-area-0.0.0.2]network 172.16.65.5 0.0.0.0

[r11-ospf-1-area-0.0.0.2]network 172.16.66.0 0.0.0.255

r12:

[r12]ospf 1 r 12.12.12.12

[r12-ospf-1]area 2

[r12-ospf-1-area-0.0.0.2]network 172.16.65.6 0.0.0.0

[r12]rip 1

[r12-rip-1]version 2

[r12-rip-1]undo summary

[r12-rip-1]network 172.16.0.0

r3：

[r3]ip route-static 0.0.0.0 0 34.0.0.4

r5：

[r5]ip route-static 0.0.0.0 0 45.0.0.4

r6：

[r6]ip route-static 0.0.0.0 0 46.0.0.4

r7：

[r7]ip route-static 0.0.0.0 0 47.0.0.4

r3:

[r3]int Tunnel 0/0/0

[r3-Tunnel0/0/0]ip address 172.16.6.3 24

[r3-Tunnel0/0/0]tunnel-protocol gre p2mp

[r3-Tunnel0/0/0]source 34.0.0.3

[r3-Tunnel0/0/0]nhrp entry multicast dynamic

[r3-Tunnel0/0/0]nhrp network-id 100

r5:

[r5]int t 0/0/0

[r5-Tunnel0/0/0]ip address 172.16.6.5 24

[r5-Tunnel0/0/0]tunnel-protocol gre p2mp

[r5-Tunnel0/0/0]source Serial 4/0/0

[r5-Tunnel0/0/0]nhrp network-id 100

[r5-Tunnel0/0/0]nhrp entry 172.16.6.3 34.0.0.3 register

r6:

[r6]int t 0/0/0

[r6-Tunnel0/0/0]ip address 172.16.6.6 24

[r6-Tunnel0/0/0]tunnel-protocol gre p2mp

[r6-Tunnel0/0/0]source Serial 4/0/0

[r6-Tunnel0/0/0]nhrp network-id 100

[r6-Tunnel0/0/0]nhrp entry 172.16.6.3 34.0.0.3 register

r7:

[r7]int t 0/0/0

[r7-Tunnel0/0/0]ip address 172.16.6.7 24

[r7-Tunnel0/0/0]tunnel-protocol gre p2mp

[r7-Tunnel0/0/0]source g 0/0/0

[r7-Tunnel0/0/0]nhrp network-id 100

[r7-Tunnel0/0/0]nhrp entry 172.16.6.3 34.0.0.3 register

r3:

[r3]ospf 1

[r3-ospf-1] a 0

[r3-ospf-1-area-0.0.0.0]net 172.16.6.3 0.0.0.0

r5:

[r5]ospf 1

[r5-ospf-1] a 0

[r5-ospf-1-area-0.0.0.0]net 172.16.6.5 0.0.0.0

r6:

[r6]ospf 1

[r6-ospf-1] a 0

[r6-ospf-1-area-0.0.0.0]net 172.16.6.6 0.0.0.0

r7:

[r7]ospf 1

[r7-ospf-1] a 0

[r7-ospf-1-area-0.0.0.0]net 172.16.6.7 0.0.0.0

r3：

[r3]int Tunnel 0/0/0

[r3-Tunnel0/0/0]ospf network-type p2mp

r5：

[r5]int Tunnel 0/0/0

[r5-Tunnel0/0/0]ospf network-type p2mp

r6：

[r6]int Tunnel 0/0/0

[r6-Tunnel0/0/0]ospf network-type p2mp

r7：

[r7]int Tunnel 0/0/0

[r7-Tunnel0/0/0]ospf network-type p2mp

r5：

[r5]int Tunnel 0/0/0

[r5-Tunnel0/0/0]ospf dr-priority 0

r6：

[r6]int Tunnel 0/0/0

[r6-Tunnel0/0/0]ospf dr-priority 0

r7：

[r7]int Tunnel 0/0/0

[r7-Tunnel0/0/0]ospf dr-priority 0

r12:

[r12]ospf 1

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

r9：

[r9]ospf 1

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

[r9-ospf-1]q

[r9]ospf 2

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

r3：

[r3]acl 2000

[r3-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255

[r3-acl-basic-2000]q

[r3]int s 4/0/0

[r3-Serial4/0/0]nat outbound 2000

r5：

[r5]acl 2000

[r5-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255

[r5-acl-basic-2000]q

[r5]int s 4/0/0

[r5-Serial4/0/0]nat outbound 2000

r6:

[r6]acl 2000

[r6-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255

[r6-acl-basic-2000]q

[r6]int s 4/0/0

[r6-Serial4/0/0]nat outbound 2000

r7:

[r7]acl 2000

[r7-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255

[r7-acl-basic-2000]q

[r7-acl-basic-2000]int g 0/0/0

[r7-GigabitEthernet0/0/0]nat outbound 2000

r3:

[r3]ospf 1

[r3-ospf-1]area 1

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

[r3-ospf-1-area-0.0.0.1]q

[r3-ospf-1]q

[r3]ip route-static 172.16.32.0 19 NULL 0

r6:

[r6]ospf 1

[r6-ospf-1]area 2

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

[r6-ospf-1-area-0.0.0.2]q

[r6-ospf-1]q

[r6]ip route-static 172.16.64.0 19 NULL 0

r7:

[r7]ospf 1

[r7-ospf-1]area 3

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

[r7-ospf-1-area-0.0.0.3]q

[r7-ospf-1]q

[r7]ip route-static 172.16.96.0 19 NULL 0

r9:

[r9]ospf 1

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

[r9-ospf-1]q

[r9]ip route-static 172.16.128.0 19 NULL 0

r12:

[r12]ospf 1

[r12-ospf-1]asbr-summary 172.16.160.0 255.255.224.0

[r12-ospf-1]q

[r12]ip route-static 172.16.160.0 19 NULL 0

Area 1:

r1：

[r1]ospf 1

[r1-ospf-1]area 1

[r1-ospf-1-area-0.0.0.1]stub no-summary

r2：

[r2]ospf 1

[r2-ospf-1]area 1

[r2-ospf-1-area-0.0.0.1]stub no-summary

r3：

[r3]ospf 1

[r3-ospf-1]area 1

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

Area 2:

r6：

[r6]ospf 1

[r6-ospf-1]area 2

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

r11：

[r11]ospf 1

[r11-ospf-1]area 2

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

r12：

[r12]ospf 1

[r12-ospf-1]area 2

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

Area 3:

r7:

[r7]ospf 1

[r7-ospf-1]area 3

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

r8:

[r8]ospf 1

[r8-ospf-1]area 3

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

r9:

[r9]ospf 1

[r9-ospf-1]area 3

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

[r9]ospf 2
[r9-ospf-2]default-route-advertise always

r3：

[r3]int Tunnel 0/0/0

[r3-Tunnel0/0/0]ospf timer hello 5

r5:

[r5]int Tunnel 0/0/0

[r5-Tunnel0/0/0]ospf timer hello 5

r6:

[r6]int Tunnel 0/0/0

[r6-Tunnel0/0/0]ospf timer hello 5

r7:

[r7]int Tunnel 0/0/0

[r7-Tunnel0/0/0]ospf timer hello 5

r1：

[r1]ospf 1

[r1-ospf-1]area 1

[r1-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123

r2：

[r2]ospf 1

[r2-ospf-1]area 1

[r2-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123

r3：

[r3]ospf 1

[r3-ospf-1]area 1

[r3-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123

spf-1-area-0.0.0.3]nssa

r9:

[r9]ospf 1

[r9-ospf-1]area 3

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

[r9]ospf 2
[r9-ospf-2]default-route-advertise always

[外链图片转存中…(img-BqmbVYbg-1783391267135)]

r3：

[r3]int Tunnel 0/0/0

[r3-Tunnel0/0/0]ospf timer hello 5

r5:

[r5]int Tunnel 0/0/0

[r5-Tunnel0/0/0]ospf timer hello 5

r6:

[r6]int Tunnel 0/0/0

[r6-Tunnel0/0/0]ospf timer hello 5

r7:

[r7]int Tunnel 0/0/0

[r7-Tunnel0/0/0]ospf timer hello 5

r1：

[r1]ospf 1

[r1-ospf-1]area 1

[r1-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123

r2：

[r2]ospf 1

[r2-ospf-1]area 1

[r2-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123

r3：

[r3]ospf 1

[r3-ospf-1]area 1

[r3-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123