OSPF动态路由（单臂路由）
开启端口并配置IP
- RT1
Router>en
Router#conf t
Router(config)#int g0/1
Router(config-if)#no shutdown
Router(config-if)#ip add 192.168.10.254 255.255.255.0
Router(config-if)#ex
Router(config)#int g0/0
Router(config-if)#no shutdown
Router(config-if)#ip add 10.10.10.1 255.255.255.0
- RT2
Router>en
Router#conf t
Router(config)#int g0/0
Router(config-if)#no shutdown
Router(config-if)#ip add 10.10.10.2 255.255.255.0
Router(config-if)#ex
Router(config)#int g0/1
Router(config-if)#no shutdown
Router(config-if)#ip add 20.20.20.1 255.255.255.0- RT3
Router>en
Router#conf t
Router(config)#int g0/0
Router(config-if)#no shutdown
Router(config-if)#ip add 20.20.20.2 255.255.255.0
Router(config-if)#ex
Router(config)#int g0/1
Router(config-if)#no shutdown
Router(config-if)#ip add 30.30.30.1 255.255.255.0
-
RT4（单臂路由）
- 二层交换机
Switch>en Switch#conf t Switch(config)#int f0/2 Switch(config-if)#sw acc vlan 10 Switch(config-if)#ex Switch(config)#int f0/3 Switch(config-if)#sw acc vlan 20 //将端口添加到vlan 20 Switch(config-if)#ex Switch(config)#int f0/1 Switch(config-if)#sw mo tr //更改模式为trunk- RT4路由器
Router>en Router#conf t Router(config)#int g0/1 Router(config-if)#no shutdown Router(config-if)#ex Router(config)#int g0/1.1 //进入子接口，注意看是哪个端口 Router(config-subif)#encapsulation dot1Q 10 //dotlq协议 Router(config-subif)#ip add 192.168.20.254 255.255.255.0 Router(config-subif)#ex Router(config)#int g0/1.2 Router(config-subif)#encapsulation dot1Q 20 Router(config-subif)#ip add 122.14.229.254 255.255.255.0 Router(config-subif)#ex Router(config)#int g0/0 //开启端口并配置iP Router(config-if)#no shutdown Router(config-if)#ip add 30.30.30.2 255.255.255.0
OSPF动态路由配置
- RT1
Router>en
Router#conf t
Router(config)#router ospf 1 //启用ospf协议，
//192.168.10.0网络号 ； 0.0.0.255反掩码 ； area 0区域
Router(config-router)#network 192.168.10.0 0.0.0.255 area 0
Router(config-router)#network 10.10.10.0 0.0.0.255 area 0 //指定通告网络
- RT2
Router(config)#router ospf 1
Router(config-router)#network 10.10.10.0 0.0.0.255 area 0
Router(config-router)#network 20.20.20.0 0.0.0.255 area 0
- RT3
Router>en
Router#conf t
Router(config)#router ospf 1
Router(config-router)#network 20.20.20.0 0.0.0.255 area 0
Router(config-router)#network 30.30.30.0 0.0.0.255 area 0
- RT4
Router(config)#router ospf 1
Router(config-router)#network 192.168.20.0 0.0.0.255 area 0
Router(config-router)#network 122.14.229.0 0.0.0.255 area 0
Router(config-router)#network 30.30.30.0 0.0.0.255 area 0
- 可show IP route （特权模式)
Router#show ip route10.0.0.0/8 is variably subnetted, 2 subnets, 2 masks
C 10.10.10.0/24 is directly connected, GigabitEthernet0/0
L 10.10.10.1/32 is directly connected, GigabitEthernet0/020.0.0.0/24 is subnetted, 1 subnets
O 20.20.20.0/24 [110/2] via 10.10.10.2, 00:03:29, GigabitEthernet0/0192.168.10.0/24 is variably subnetted, 2 subnets, 2 masks
C 192.168.10.0/24 is directly connected, GigabitEthernet0/1
L 192.168.10.254/32 is directly connected, GigabitEthernet0/1//O表示OSPF动态路由连接的ip
O 192.168.20.0/24 [110/3] via 10.10.10.2, 00:01:28, GigabitEthernet0/0
- ping
