OSPF高级配置(ABR ASBR、多区域、路由汇总、特殊区域)

配置命令：

r1(config)#router ospf 110

r1(config-router)#router-id 1.1.1.1

r1(config-router)#net 1.1.1.1 0.0.0.0 area 0

r1(config-router)#net 192.168.13.0 0.0.0.255 area 0

r1(config-router)#net 192.168.12.0 0.0.0.255 area 0

r2(config-router)#router ospf 110

r2(config-router)#router-id 2.2.2.2

r2(config-router)#network 2.2.2.2 0.0.0.0 area 1

r2(config-router)#network 192.168.12.0 0.0.0.255 area 0

r2(config-router)#network 192.168.24.0 0.0.0.255 area 1

r2(config-router)#area 1 stub no-summary

r2(config-router)#area 1 default-cost 10

r3(config-router)#router ospf 110

r3(config-router)#router-id 3.3.3.3

r3(config-router)#network 3.3.3.3 0.0.0.0 area 2

r3(config-router)#network 30.1.1.1 0.0.0.0 area 0

r3(config-router)#network 192.168.13.0 0.0.0.255 area 0

r3(config-router)#network 192.168.35.0 0.0.0.255 area 2

r3(config-router)#area 0 range 30.0.0.0 255.0.0.0

r3(config-router)#area 2 nssa no-redistribution default-information-originate r4(config-router)#router ospf 110

r4(config-router)#router-id 4.4.4.4

r4(config-router)#network 4.4.4.4 0.0.0.0 area 1

r4(config-router)#network 192.168.24.0 0.0.0.255 area 1

r4(config-router)#area 1 stub no-summary

r4(config-router)#area 1 default-cost 10

r5(config-router)#router ospf 110

r5(config-router)#router-id 5.5.5.5

r5(config-router)#network 50.1.1.1 0.0.0.0 area 2

r5(config-router)#network 192.168.35.0 0.0.0.255 area 2

r5(config-router)#area 2 nssa

r5(config-router)#summary-address 50.0.0.0 255.0.0.0 not-advertise

r5(config-router)#redistribute connected metric-type 1 subnets

查看配置:

#sh ip ospf 查看ospf所有进程信息

#Sh ip ospf 1 (process-id) 查看OSPF 1 进程信息

#sh ip ospf border-routers 查看边界路由器

#Sh ip ospf neighbor 查看邻居表;

#Sh ip ospf interface 查看ospf接口信息

#Sh ip ospf database 查看ospf数据库

#Sh ip ospf database database-summary查看ospf数据库总结信息

#Sh ip route ospf 查看ospf路由表

#Clear ip ospf process 刷新OSPF进程

#debug ip ospf adj 查看ospf邻居关系的建立过程(注: 刷新OSPF进程后即可看到输出信息)