OSPF实操配置

一、OSPF基础配置命令二、OSPF实操AR1The device is running! Huaweisys Huaweisystem-view Enter system view, return user view with CtrlZ. [Huawei]undo info enable Info: Information center is disabled. [Huawei]sysname R1 [R1]int lo 0 [R1-LoopBack0]ip address 1.1.1.1 24 [R1-LoopBack0]int g0/0/0 [R1-GigabitEthernet0/0/0]ip address 10.1.12.1 24 [R1-GigabitEthernet0/0/0]q ------------------------------先配置接口IP与环回接口IP------------------------------------ [R1]ospf 1 router-id 1.1.1.1 [R1-ospf-1]area 0 [R1-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0 [R1-ospf-1-area-0.0.0.0]network 10.1.12.1 0.0.0.0 [R1-ospf-1-area-0.0.0.0]q [R1-ospf-1]dis this [V200R003C00] # ospf 1 router-id 1.1.1.1 area 0.0.0.0 network 1.1.1.1 0.0.0.0 network 10.1.12.1 0.0.0.0 //方法一将接口IP 10.1.12.1加入area 0 中 # return [R1-ospf-1] -------------------------方法一将接口IP加入区域-------------------------------------- [R1-ospf-1]a 0 [R1-ospf-1-area-0.0.0.0]undo network 10.1.12.1 0.0.0.0 \\取消上面IP接口的配置 [R1-ospf-1-area-0.0.0.0]dis this [V200R003C00] # area 0.0.0.0 network 1.1.1.1 0.0.0.0 # return [R1-ospf-1-area-0.0.0.0]network 10.1.12.0 0.0.0.255 \\方法二将网络号包含在10.1.12.0内的接口全部加入。 [R1-ospf-1-area-0.0.0.0]dis this [V200R003C00] # area 0.0.0.0 network 1.1.1.1 0.0.0.0 network 10.1.12.0 0.0.0.255 # return [R1-ospf-1-area-0.0.0.0] --------------------方法二将网络号包含在10.1.12.0内的接口全部加入---------------------- [R1-ospf-1-area-0.0.0.0]int lo 0 [R1-LoopBack0]ospf network-type broadcast \\将回环接口的网络类型改为广播型 [R1-LoopBack0]dis this [V200R003C00] # interface LoopBack0 ip address 1.1.1.1 255.255.255.0 ospf network-type broadcast # return [R1-LoopBack0]q [R1]dis ospf lsdb router 1.1.1.1 OSPF Process 1 with Router ID 1.1.1.1 Area: 0.0.0.0 Link State Database Type : Router Ls id : 1.1.1.1 Adv rtr : 1.1.1.1 Ls age : 96 Len : 48 Options : E seq# : 80000009 chksum : 0xe334 Link count: 2 * Link ID: 1.1.1.0 Data : 255.255.255.0 //修改网络类型后发生变化 Link Type: StubNet Metric : 0 Priority : Low * Link ID: 10.1.12.0 Data : 255.255.255.0 Link Type: StubNet Metric : 1 Priority : Low [R1]AR2The device is running! Huaweisys Enter system view, return user view with CtrlZ. [Huawei]undo info enable Info: Information center is disabled. [Huawei]sysname R2 [R2]int lo 0 [R2-LoopBack0]ip address 2.2.2.2 32 [R2-LoopBack0]int g0/0/0 [R2-GigabitEthernet0/0/0]ip address 10.1.12.2 24 [R2-GigabitEthernet0/0/0]int g0/0/1 [R2-GigabitEthernet0/0/1]ip address 10.1.23.2 24 [R2-GigabitEthernet0/0/1] ------------------------------先配置接口IP与环回接口IP------------------------------------ [R2]ospf 1 router-id 2.2.2.2 \\创建ospf。id为2.2.2.2 [R2-ospf-1]a 0 [R2-ospf-1-area-0.0.0.0]network 10.1.12.0 0.0.0.255 \\将含有10.1.12.0的网络地址加入区域area 0,所以掩码使用的是.255 [R2-ospf-1-area-0.0.0.0]network 10.1.23.0 0.0.0.255 \\将含有10.1.23.0的网络地址加入区域area 0,所以掩码使用的是.255 [R2-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0 \\将接口IP为2.2.2.2的这一个接口加入的区域area 0中掩码使用0.0.0.0 [R2-ospf-1-area-0.0.0.0]q [R2-ospf-1]q [R2]dis ip routing-table protocol ospf \\查看ospf协议表 Route Flags: R - relay, D - download to fib ------------------------------------------------------------------------------ Public routing table : OSPF Destinations : 1 Routes : 1 OSPF routing table status : Active Destinations : 1 Routes : 1 Destination/Mask Proto Pre Cost Flags NextHop Interface 1.1.1.0/24 OSPF 10 1 D 10.1.12.1 GigabitEthernet 0/0/0 \\R2计算出的1.1.1.1/32的路由与RI上配置的环回口1.1.1.1/24不一致导致R2仅有通往1.1.1.1的路由信息。如果想要按照配置的效果实现需要将环回口的网络类型改成broadcast。实际项目中loopback接口通常都会配置为/32的主机路由 OSPF routing table status : Inactive Destinations : 0 Routes : 0 [R2]AR3The device is running! Huaweisys Huaweisystem-view Enter system view, return user view with CtrlZ. [Huawei]undo info enable Info: Information center is disabled. [Huawei]sysname R3 [R3]int lo 0 [R3-LoopBack0]ip address 3.3.3.3 24 [R3-LoopBack0]int g0/0/0 [R3-GigabitEthernet0/0/0]ip address 10.1.23.3 24 [R3-GigabitEthernet0/0/0]q ------------------------------先配置接口IP与环回接口IP------------------------------------ [R3]ospf 1 router-id 3.3.3.3 [R3-ospf-1]area 0 [R3-ospf-1-area-0.0.0.0]q [R3-ospf-1]int g0/0/0 [R3-GigabitEthernet0/0/0]ospf enable 1 area 0 \\方法三进入接口通过ospf enable 1 area 0将当前接口加入进程1的区域0中 [R3-GigabitEthernet0/0/0]dis this [V200R003C00] # interface GigabitEthernet0/0/0 ip address 10.1.23.3 255.255.255.0 ospf enable 1 area 0.0.0.0 # return [R3-GigabitEthernet0/0/0]q [R3]int lo 0 [R3-LoopBack0]ospf enable 1 area 0.0.0.0 [R3-LoopBack0]dis ospf peer brief OSPF Process 1 with Router ID 3.3.3.3 Peer Statistic Information ---------------------------------------------------------------------------- Area Id Interface Neighbor id State 0.0.0.0 GigabitEthernet0/0/0 2.2.2.2 Full ---------------------------------------------------------------------------- [R3-LoopBack0]三、OSPF相关的查看命令1.dis this 查看当前路径下的配置信息[R1-ospf-1]dis this [V200R003C00] # ospf 1 router-id 1.1.1.1 area 0.0.0.0 network 1.1.1.1 0.0.0.0 network 10.1.12.1 0.0.0.0 # return2.