NSSA区域路由重分发

NSSA区域路由重分发

实验要求：

配置路由器重分发，实现全网互通。

实验规划：

实验拓扑图：

地址规划：

实验配置：

IOU1：

config terminalinterface e0/0ip address 10.0.12.1 255.255.255.0no shutdowninterface e0/1duplex fullip address 10.0.16.1 255.255.255.0no shutdowninterface loopback 0ip address 1.1.1.1 255.255.255.255no shutdownexitip route 192.168.0.0 255.255.255.252 10.0.16.2router ospf 1router-id 1.1.1.1network 1.1.1.1 0.0.0.0 area 1network 10.0.12.0 0.0.0.255 area 1network 10.0.16.0 0.0.0.255 area 1exit

IOU2:

config terminalinterface e0/0ip address 10.0.12.2 255.255.255.0no shutdowninterface e0/1ip address 10.0.23.1 255.255.255.0no shutdowninterface e0/2ip address 10.0.56.1 255.255.255.0no shutdowninterface loopback 0ip address 2.2.2.2 255.255.255.255no shutdownexitrouter ospf 1router-id 2.2.2.2area 3 nssa no-summary //配置NSSA区域area 3 nssa default-information-originate //配置生成LSA默认路由network 10.0.12.0 0.0.0.255 area 1network 10.0.23.0 0.0.0.255 area 0network 10.0.56.0 0.0.0.255 area 3network 2.2.2.2 0.0.0.0 area 0exit

IOU3：

config terminalinterface e0/0ip address 10.0.23.2 255.255.255.0no shutdowninterface e0/1ip address 10.0.34.1 255.255.255.0no shutdowninterface loopback 0ip address 3.3.3.3 255.255.255.255no shutdownexitrouter ospf 1router-id 3.3.3.3 network 10.0.23.0 0.0.0.255 area 0network 10.0.34.0 0.0.0.255 area 2network 3.3.3.3 0.0.0.0 area 0exit

IOU4:

config terminalinterface e0/0ip address 10.0.34.2 255.255.255.0no shutdowninterface e0/1ip address 10.0.45.1 255.255.255.0no shutdowninterface loopback 0ip address 4.4.4.4 255.255.255.255no shutdownexitrouter ospf 1router-id 4.4.4.4network 10.0.34.0 0.0.0.255 area 2network 4.4.4.4 0.0.0.0 area 2redistribute rip subnetsexitrouter ripversion 2no auto-summarynetwork 10.0.45.0redistribute ospf 1 metric 3exit

IOU5:

config terminalinterface e0/0ip address 10.0.45.2 255.255.255.0no shutdowninterface loopback 0ip address 172.16.0.1 255.255.255.0no shutdowninterface loopback 1ip address 172.16.1.1 255.255.255.0no shutdowninterface loopback 2ip address 172.16.2.1 255.255.255.0no shutdowninterface loopback 3ip address 172.16.3.1 255.255.255.0no shutdownexitrouter ripversion 2no auto-summarynetwork 10.0.45.0network 172.16.0.0network 172.16.1.0network 172.16.2.0network 172.16.3.0redistribute ospf 1 metric 3exit

IOU6:

config terminalvlan 10,20,30,40interface e0/0switchport trunk encapsulation dot1qswitchport mode trunkno switchportip address 10.0.16.2 255.255.255.0no shutdowninterface loopback 0ip address 6.6.6.6 255.255.255.255no shutdowninterface vlan 10ip address 192.168.1.1 255.255.255.0no shutdowninterface vlan 20ip address 192.168.2.1 255.255.255.0no shutdowninterface vlan 30ip address 192.168.3.1 255.255.255.0no shutdowninterface vlan 40ip address 192.168.4.1 255.255.255.0no shutdownexitrouter ospf 1network 10.0.16.0 0.0.0.255 area 1network 192.168.1.0 0.0.0.255 area 1network 192.168.2.0 0.0.0.255 area 1network 192.168.3.0 0.0.0.255 area 1network 192.168.4.0 0.0.0.255 area 1exit

IOU8：

config terminalinterface e0/0ip address 10.0.56.2 255.255.255.0no shutdowninterface e0/1ip address 10.0.67.1 255.255.255.0no shutdownexitrouter ospf 1area 3 nssa no-summaryarea 3 nssa default-information-originatenetwork 10.0.56.0 0.0.0.255 area 3redistribute rip subnetsexitrouter ripversion 2no auto-summarynetwork 10.0.67.0redistribute ospf 1 metric 3exit

IOU9：

config terminalinterface e0/0ip address 10.0.67.2 255.255.255.0no shutdownexitrouter ripversion 2no auto-summarynetwork 10.0.67.0redistribute ospf 1 metric 3exit

查看路由表：

连通性测试：

(如有疏漏，还请读者指教）

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