cisco packet tracer 8.2.2 (思科模拟器) ospf路由协议

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1 实验拓扑图

2 配置路由器和交换机

#sw1
en
config t
hostname sw1
ip routing
int vlan 2
ip address 192.168.2.1 255.255.255.0
exit
int vlan 3
ip address 192.168.3.1 255.255.255.0
exit
int gigabitEthernet 1/0/1
switchport  access  vlan 2
exit
int gigabitEthernet 1/0/2
switchport  access  vlan 3
exit
int gigabitEthernet 1/0/3
no switchport
ip address  192.168.20.2 255.255.255.252
exit
router  ospf 11
router-id 10.10.10.10
network 192.168.2.0 0.0.0.255 area 0
network 192.168.3.0 0.0.0.255 area 0
network 192.168.20.0 0.0.0.255 area 0
exit
CTRL+Z
copy running-config  startup-config

#R1
en
config t
hostname R1
int fastEthernet 0/0
ip address  192.168.10.1 255.255.255.252
no shutdown
exit
int fastEthernet 0/0
ip address  192.168.10.1 255.255.255.252
exit
R1(config)#router ospf  11
router-id 20.20.20.20
network 192.168.20.0 0.0.0.255 area 0
network 192.168.10.0 0.0.0.255 area 1
exit
CTRL+Z
copy running-config  startup-config

#sw2
en
config t
hostname sw2
ip routing
int vlan 4
ip address 192.168.4.1 255.255.255.0
exit
int vlan 5
ip address 192.168.5.1 255.255.255.0
exit
int gigabitEthernet 1/0/1
switchport access  vlan 4
int gigabitEthernet 1/0/2
switchport access  vlan 5
exit
int gigabitEthernet 1/0/3
no switchport
ip address  192.168.10.2 255.255.255.252
exit
router ospf 11
router-id 30.30.30.30
network 192.168.4.0 0.0.0.255 area 1
network 192.168.5.0 0.0.0.255 area 1
network 192.168.10.0 0.0.0.255 area 1
exit
CTRL+Z
copy running-config  startup-config

#pc IP地址配置

3 查看与测试

sw1#show  ip route 
Codes: C - connected, S - static, I - IGRP, R - RIP, M - mobile, B - BGPD - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter areaN1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGPi - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area* - candidate default, U - per-user static route, o - ODRP - periodic downloaded static routeGateway of last resort is not setC    192.168.2.0/24 is directly connected, Vlan2
C    192.168.3.0/24 is directly connected, Vlan3
O IA 192.168.4.0/24 [110/3] via 192.168.20.1, 00:03:55, GigabitEthernet1/0/3
O IA 192.168.5.0/24 [110/3] via 192.168.20.1, 00:03:55, GigabitEthernet1/0/3192.168.10.0/30 is subnetted, 1 subnets
O IA    192.168.10.0 [110/2] via 192.168.20.1, 00:17:01, GigabitEthernet1/0/3192.168.20.0/30 is subnetted, 1 subnets
C       192.168.20.0 is directly connected, GigabitEthernet1/0/3

R1#show  ip route
Codes: L - local, C - connected, S - static, R - RIP, M - mobile, B - BGPD - EIGRP, EX - EIGRP external, O - OSPF, IA - OSPF inter areaN1 - OSPF NSSA external type 1, N2 - OSPF NSSA external type 2E1 - OSPF external type 1, E2 - OSPF external type 2, E - EGPi - IS-IS, L1 - IS-IS level-1, L2 - IS-IS level-2, ia - IS-IS inter area* - candidate default, U - per-user static route, o - ODRP - periodic downloaded static routeGateway of last resort is not setO    192.168.2.0/24 [110/2] via 192.168.20.2, 00:17:36, FastEthernet0/0
O    192.168.3.0/24 [110/2] via 192.168.20.2, 00:17:36, FastEthernet0/0
O    192.168.4.0/24 [110/2] via 192.168.10.2, 00:04:35, FastEthernet0/1
O    192.168.5.0/24 [110/2] via 192.168.10.2, 00:04:35, FastEthernet0/1192.168.10.0/24 is variably subnetted, 2 subnets, 2 masks
C       192.168.10.0/30 is directly connected, FastEthernet0/1
L       192.168.10.1/32 is directly connected, FastEthernet0/1192.168.20.0/24 is variably subnetted, 2 subnets, 2 masks
C       192.168.20.0/30 is directly connected, FastEthernet0/0
L       192.168.20.1/32 is directly connected, FastEthernet0/0

#pc1 ping pc4 ,可以通