配置OSPF
[R1]ospf Router-id 1.1.1.1 //配置环回口IP地址 [R1-ospf-1]area 0 [R1-ospf-1-area-0.0.0.0]network 1.1.1.0 0.0.0.255
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引入路由
[R3-ospf-1]import-route direct //引入直连路由 [R1-ospf-1]import-route rip 1 cost 100 //引入RIP路由
发布默认路由
[R3]ip route-static 0.0.0.0 0 LoopBack 2 [R3]ospf 100[R3-ospf-100]default-route-advertise [R3-ospf-100]default-route-advertise always //自动发布默认路由
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OSPF验证
#接口认证明文: [R1-Serial1/0/0]ospf authentication-mode simple plain huawei #区域认证密文: [R1-ospf-1]area 1 [R1-ospf-1-area-0.0.0.1]authentication-mode md5 1 cipher huawei
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抑制接口(不收不发)
[R2-ospf-1]silent-interface E0/0/0 [R2-ospf-1]peer IP地址 //单播通信
[R1]dis ospf peer brief //查看邻居 [R1]dis ospf interface //查看DR、BDR [R1]reset ospf process //重置OSPF进程 [R1]dis ip routing-table protocol ospf //查看OSPF学到的路由 [R1]display ospf lsdb ase 172.16.0.0 //显示链路状态数据库的外接路由信息 [R1]dis ospf int G0/0/0 //查看接口的OSPF信息
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查看LSA信息
[R1]dis ospf lsdb router //查看一类LSA [R1]dis ospf lsdb netword //查看二类LSA [R1]dis ospf lsdb summary //查看三类LSA [R1]dis ospf lsdb asbr //查看四类LSA [R1]dis ospf lsdb ase //查看五类LSA [R1]dis ospf lsdb nssa //查看七类LSA
修改Hello和Dead时间
[R1-GigabitEthernet0/0/0]ospf timer hello 15 [R1-GigabitEthernet0/0/0]ospf timer dead 60
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修改DR优先级
[R1-GigabitEthernet0/0/0]ospf dr-priority 200(越大优先级越高)
注:由于DR/BDR选举默认为不抢占模式,因此在修改了路由器优先级后不会自动重新选举DR,需要重置OSPF进程。
修改网络类型为广播
[R2-Serial2/0/0]ospf network-type broadcast
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修改开销值、带宽参考值
[接口]ospf cost x [R3-ospf-1]bandwidth-reference x