实验拓扑及网段划分

配置及分析
接口IP配置
[r1]int g0/0/0
[r1-GigabitEthernet0/0/0]ip add 172.16.33.1 24
[r1-GigabitEthernet0/0/0]int l0
[r1-LoopBack0]ip add 172.16.34.1 24
[r2]int g0/0/0
[r2-GigabitEthernet0/0/0]ip address 172.16.33.2 24
[r2-GigabitEthernet0/0/0]int l0
[r2-LoopBack0]ip add 172.16.35.1 24
[r3]int g0/0/0
[r3-GigabitEthernet0/0/0]ip add 172.16.33.3 24
[r3-GigabitEthernet0/0/0]int l0
[r3-LoopBack0]ip add 172.16.36.1 24
[r3-LoopBack0]int s 4/0/0
[r3-Serial4/0/0]ip add 34.0.0.3 24
[r4]int s4/0/0
[r4-Serial4/0/0]ip add 34.0.0.4 24
[r4-Serial4/0/0]int s4/0/1
[r4-Serial4/0/1]ip add 45.0.0.4 24
[r4-Serial4/0/1]int s3/0/0
[r4-Serial3/0/0]ip add 46.0.0.4 24
[r4-Serial3/0/0]int g0/0/0
[r4-GigabitEthernet0/0/0]ip add 47.0.0.4 24
[r4-GigabitEthernet0/0/0]int l0
[r4-LoopBack0]ip add 172.16.2.1 24
[r5]int s4/0/0
[r5-Serial4/0/0]ip add 45.0.0.5 24
[r5-Serial4/0/0]int l 0
[r5-LoopBack0]ip add 172.16.3.1 24
[r6]int s 4/0/0
[r6-Serial4/0/0]ip add 46.0.0.6 24
[r6-Serial4/0/0]int g0/0/0
[r6-GigabitEthernet0/0/0]ip add 172.16.65.1 30
[r6-GigabitEthernet0/0/0]int l0
[r6-LoopBack0]ip add 172.16.4.1 24
[r7]int g0/0/0
[r7-GigabitEthernet0/0/0]ip add 47.0.0.7 24
[r7-GigabitEthernet0/0/0]int g0/0/1
[r7-GigabitEthernet0/0/1]ip add 172.16.97.1 30
[r7-GigabitEthernet0/0/1]int l0
[r7-LoopBack0]ip add 172.16.5.1 24
[r8]int g0/0/0
[r8-GigabitEthernet0/0/0]ip add 172.16.97.2 30
[r8-GigabitEthernet0/0/0]int g0/0/1
[r8-GigabitEthernet0/0/1]ip add 172.16.97.5 30
[r8-GigabitEthernet0/0/1]int l0
[r8-LoopBack0]ip add 172.16.98.1 24
[r9]int g0/0/0
[r9-GigabitEthernet0/0/0]ip add 172.16.97.6 30
[r9-GigabitEthernet0/0/0]int g0/0/1
[r9-GigabitEthernet0/0/1]ip add 172.16.129.1 30
[r9-GigabitEthernet0/0/1]int l0
[r9-LoopBack0]ip add 172.16.130.1 24
[r10]int g0/0/0
[r10-GigabitEthernet0/0/0]ip add 172.16.129.2 30
[r10-GigabitEthernet0/0/0]int l 0
[r10-LoopBack0]ip add 172.16.131.1 24
[r11]int g0/0/0
[r11-GigabitEthernet0/0/0]ip add 172.16.65.2 30
[r11-GigabitEthernet0/0/0]int g0/0/1
[r11-GigabitEthernet0/0/1]ip add 172.16.65.5 30
[r11-GigabitEthernet0/0/1]int l0
[r11-LoopBack0]ip add 172.16.66.1 24
[r12]int g0/0/0
[r12-GigabitEthernet0/0/0]ip add 172.16.65.6 30
[r12-GigabitEthernet0/0/0]int l0
[r12-LoopBack0]ip add 172.16.160.1 24
[r12-LoopBack0]int l1
[r12-LoopBack1]ip add 172.16.161.1 24
指向r4的缺省路由
[r3]ip route-static 0.0.0.0 0 34.0.0.4
[r5]ip route-static 0.0.0.0 0 45.0.0.4
[r6]ip route-static 0.0.0.0 0 46.0.0.4
[r7]ip route-static 0.0.0.0 0 47.0.0.4
OSPF配置
[r1]ospf 1 router-id 1.1.1.1
[r1-ospf-1]a 1
[r1-ospf-1-area-0.0.0.1]net 172.16.33.1 0.0.0.0
[r1-ospf-1-area-0.0.0.1]net 172.16.34.1 0.0.0.0
[r2]ospf 1 router-id 2.2.2.2
[r2-ospf-1]a 1
[r2-ospf-1-area-0.0.0.1]net 172.16.33.2 0.0.0.0
[r2-ospf-1-area-0.0.0.1]net 172.16.35.1 0.0.0.0
[r3]ospf 1 router-id 3.3.3.3
[r3-ospf-1]a 1
[r3-ospf-1-area-0.0.0.1]net 172.16.33.3 0.0.0.0
[r3-ospf-1-area-0.0.0.1]net 172.16.36.1 0.0.0.0
[r5]ospf 1 router-id 5.5.5.5
[r5-ospf-1]a 0
[r5-ospf-1-area-0.0.0.0]
[r5-ospf-1-area-0.0.0.0]net 172.16.3.1 0.0.0.0
[r6]ospf 1 router-id 6.6.6.6
[r6-ospf-1]a 0
[r6-ospf-1-area-0.0.0.0]net 172.16.4.1 0.0.0.0
[r6-ospf-1-area-0.0.0.0]a 2
[r6-ospf-1-area-0.0.0.2]net 172.16.65.1 0.0.0.0
[r7]ospf 1 router-id 7.7.7.7
[r7-ospf-1]a 0
[r7-ospf-1-area-0.0.0.0]net 172.16.5.1 0.0.0.0
[r7-ospf-1-area-0.0.0.0]a 3
[r7-ospf-1-area-0.0.0.3]net 172.16.97.1 0.0.0.0
[r8]ospf 1 router-id 8.8.8.8
[r8-ospf-1]a 3
[r8-ospf-1-area-0.0.0.3]net 172.16.97.2 0.0.0.0
[r8-ospf-1-area-0.0.0.3]net 172.16.97.5 0.0.0.0
[r8-ospf-1-area-0.0.0.3]net 172.16.98.1 0.0.0.0
[r9]ospf 1 router-id 9.9.9.9
[r9-ospf-1]a 3
[r9-ospf-1-area-0.0.0.3]net 172.16.97.6 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]net 172.16.129.1 0.0.0.0
[r9-ospf-2-area-0.0.0.4]net 172.16.130.1 0.0.0.0
[r10]ospf 2 router-id 10.10.10.10
[r10-ospf-2]a 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 172.16.131.1 0.0.0.0
[r11]ospf 1 router-id 11.11.11.11
[r11-ospf-1]a 2
[r11-ospf-1-area-0.0.0.2]net 172.16.65.2 0.0.0.0
[r11-ospf-1-area-0.0.0.2]net 172.16.65.5 0.0.0.0
[r11-ospf-1-area-0.0.0.2]net 172.16.66.1 0.0.0.0
[r12]ospf 1 router-id 12.12.12.12
[r12-ospf-1]a 2
[r12-ospf-1-area-0.0.0.2]net 172.16.65.6 0.0.0.0
RIP配置
[r12]rip 1
[r12-rip-1]v 2
[r12-rip-1]undo summary
[r12-rip-1]net 172.16.0.0
重发布
[r9]ospf 1
[r9-ospf-1]import-route ospf 2
[r9-ospf-1]ospf 2
[r9-ospf-2]import-route ospf 1
[r12-ospf-1]import-route rip 1
MGRE配置
[r3]int t 0/0/0
[r3-Tunnel0/0/0]ip add 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 network-id 100
[r3]int t0/0/0
[r3-Tunnel0/0/0]nhrp entry multicast dynamic
[r3-Tunnel0/0/0]ospf network-type broadcast
[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]int t0/0/0
[r5-Tunnel0/0/0]ip add 172.16.6.5 24
[r5-Tunnel0/0/0]tunnel-protocol gre p2mp
[r5-Tunnel0/0/0]source 45.0.0.5
[r5-Tunnel0/0/0]nhrp network-id 100
[r5-Tunnel0/0/0]nhrp entry 172.16.6.3 34.0.0.3 register
[r5-Tunnel0/0/0]ospf network-type broadcast
[r5-Tunnel0/0/0]ospf dr-priority 0
[r5-Tunnel0/0/0]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]int t0/0/0
[r6-Tunnel0/0/0]ip add 172.16.6.6 24
[r6-Tunnel0/0/0]tunnel-protocol gre p2mp
[r6-Tunnel0/0/0]source 46.0.0.6
[r6-Tunnel0/0/0]nhrp network-id 100
[r6-Tunnel0/0/0]nhrp entry 172.16.6.3 34.0.0.3 register
[r6-Tunnel0/0/0]ospf network-type broadcast
[r6-Tunnel0/0/0]ospf dr-priority 0
[r6-Tunnel0/0/0]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]int t0/0/0
[r7-Tunnel0/0/0]ip add 172.16.6.7 24
[r7-Tunnel0/0/0]tunnel-protocol gre p2mp
[r7-Tunnel0/0/0]source 47.0.0.7
[r7-Tunnel0/0/0]nhrp network-id 100
[r7-Tunnel0/0/0]nhrp entry 172.16.6.3 34.0.0.3 register
[r7-Tunnel0/0/0]ospf network-type broadcast
[r7-Tunnel0/0/0]ospf dr-priority 0
[r7-Tunnel0/0/0]ospf 1
[r7-ospf-1]a 0
[r7-ospf-1-area-0.0.0.0]net 172.16.6.7 0.0.0.0
ACL配置
[r3]acl 2000
[r3-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r5]acl 2000
[r5-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r6]acl 2000
[r6-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
[r7]acl 2000
[r7-acl-basic-2000]rule permit source 172.16.0.0 0.0.255.255
NAT配置
[r3]int s4/0/0
[r3-Serial4/0/0]nat outbound 2000
[r6]int s4/0/0
[r6-Serial4/0/0]nat outbound 2000
[r5]int s4/0/0
[r5-Serial4/0/0]nat outbound 2000
[r7-acl-basic-2000]int g0/0/0
[r7-GigabitEthernet0/0/0]nat outbound 2000
域间路由汇总
[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]ip route-static 172.16.32.0 19 NULL 0
[r7]ospf 1
[r7-ospf-1]a 3
[r7-ospf-1-area-0.0.0.3] abr-summary 172.16.96.0 255.255.224.0
[r7]ip route-static 172.16.96.0 19 NULL 0[r6]ospf 1
[r6]ospf 1
[r6-ospf-1]a 2
[r6-ospf-1-area-0.0.0.2]abr-summary 172.16.64.0 255.255.224.0
[r6]ip route-static 172.16.64.0 19 NULL 0
域外路由汇总
[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
[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
Area1配置为totally stub
[r1]ospf 1
[r1-ospf-1]a 1
[r1-ospf-1-area-0.0.0.1]stub no-summary
[r2]ospf 1
[r2-ospf-1]a 1
[r2-ospf-1-area-0.0.0.1]stub no-summary
[r3]ospf 1
[r3-ospf-1]a 1
[r3-ospf-1-area-0.0.0.1]stub no-summary
Area2和3配为totally nssa
[r6]ospf 1
[r6-ospf-1]a 2
[r6-ospf-1-area-0.0.0.2]nssa no-summary
[r11]ospf 1
[r11-ospf-1]a 2
[r11-ospf-1-area-0.0.0.2]nssa no-summary
[r12]ospf 1
[r12-ospf-1]a 2
[r12-ospf-1-area-0.0.0.2]nssa no-summary
[r7]ospf 1
[r7-ospf-1]a 3
[r7-ospf-1-area-0.0.0.3]nssa no-summary
[r8]ospf 1
[r8-ospf-1]a 3
[r8-ospf-1-area-0.0.0.3]nssa no-summary
[r9]ospf 1
[r9-ospf-1]a 3
[r9-ospf-1-area-0.0.0.3]nssa no-summary
[r9]ospf 2
[r9-ospf-2]default-route-advertise
加快收敛
ospf timer hello 5 //每个运行ospf的接口都要配
ospf区域安全认证
[r3-ospf-1-area-0.0.0.0]authentication-mode md5 1 cipher 123456
[r3-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123456
[r1-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123456
[r2-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher 123456
[r5-ospf-1-area-0.0.0.0]authentication-mode md5 1 cipher 123456
[r6-ospf-1-area-0.0.0.0]authentication-mode md5 1 cipher 123456
[r6-ospf-1-area-0.0.0.2]authentication-mode md5 1 cipher 123456
[r7-ospf-1-area-0.0.0.0]authentication-mode md5 1 cipher 123456
[r11-ospf-1-area-0.0.0.2]authentication-mode md5 1 cipher 123456
[r12-ospf-1-area-0.0.0.2]authentication-mode md5 1 cipher 123456
[r7-ospf-1-area-0.0.0.3]authentication-mode md5 1 cipher 123456
[r8-ospf-1-area-0.0.0.3]authentication-mode md5 1 cipher 123456
[r9-ospf-1-area-0.0.0.3]authentication-mode md5 1 cipher 123456
[r9-ospf-2-area-0.0.0.4]authentication-mode md5 1 cipher 123456
[r10-ospf-1-area-0.0.0.4]authentication-mode md5 1 cipher 123456
验证

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