华为设备OSPF多区域配置
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2022-10-19 23:11:39
实验拓扑：
理解：
划区域优点: # 提高设备利用资源 # 增强网络的特定性
1、OSPF 多区域配置
三种通信 ：域内通信 、域间通信、外部通信
路由器类型：内部路由器、骨干路由器、 区域边界路由器ABR-
-- 自治系统边界路由器ASBR
2、链路状态通告类型：11
常见的6种： 1类LSA -----路由器
2类LSA -----DR路由器
3类LSA -----ABR路由器
4类LSA -----ABR路由器--指向ASBR的
5类LSA -----ASBR路由器发出----宣告外部路由
7类LSA -----NSSA区域里ASBR路由器发出的
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配置：
[R1]int g 0/0/0
[R1-GigabitEthernet0/0/0]ip add 192.168.12.1 24
[R1-GigabitEthernet0/0/0]un shutdown
[R1]int g 0/0/1
[R1-GigabitEthernet0/0/1]ip add 192.168.14.2 24
[R1-GigabitEthernet0/0/1]un shutdown
[R1]int g 0/0/2
[R1-GigabitEthernet0/0/2]ip add 192.168.1.254 24
[R1-GigabitEthernet0/0/2]un shutdown
[R1]ospf 1 router-id 1.1.1.1 //OSPF 进程 1 R ID
[R1-ospf-1]area 0 //区域
[R1-ospf-1-area-0.0.0.0]network 192.168.12.0 0.0.0.255
[R1-ospf-1-area-0.0.0.0]network 192.168.14.0 0.0.0.255
[R1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255
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[R2]int g0/0/1
[R2-GigabitEthernet0/0/1]ip add 192.168.14.1 24
[R2-GigabitEthernet0/0/1]un shutdown
[R2]int g0/0/0
[R2-GigabitEthernet0/0/0]ip add 192.168.34.2 24
[R2-GigabitEthernet0/0/0]un shutdown
[R2]ospf 1 router-id 2.2.2.2
[R2-ospf-1]area 0
[R2-ospf-1-area-0.0.0.0]network 192.168.14.0 0.0.0.255
[R2-ospf-1]area 1
[R2-ospf-1-area-0.0.0.1]ne
[R2-ospf-1-area-0.0.0.1]network 192.168.34.0 0.0.0.255
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[R3]int gi0/0/0
[R3-GigabitEthernet0/0/0]ip add 192.168.12.2 24
[R3-GigabitEthernet0/0/0]un shutdown
[R3]int gi0/0/1
[R3-GigabitEthernet0/0/1]ip add 192.168.23.1 24
[R3-GigabitEthernet0/0/1]un shutdown
[R3]ospf 1 router-id 3.3.3.3
[R3-ospf-1]area 0
[R3-ospf-1-area-0.0.0.0]network 192.168.12.0 0.0.0.255
[R3-ospf-1]area 1
[R3-ospf-1-area-0.0.0.1]network 192.168.23.0 0.0.0.255
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[R4]int g0/0/0
[R4-GigabitEthernet0/0/0]ip add 192.168.23.2 24
[R4-GigabitEthernet0/0/0]un shutdown
[R4]int g0/0/1
[R4-GigabitEthernet0/0/1]ip add 192.168.34.1 24
[R4-GigabitEthernet0/0/1]un shutdown
[R4]int g0/0/2
[R4-GigabitEthernet0/0/2]ip add 192.168.2.254 24
[R4-GigabitEthernet0/0/2]un shutdown
[R4]ospf 1 router-id 4.4.4.4
[R4-ospf-1]area 1
[R4-ospf-1-area-0.0.0.1]network 192.168.2.0 0.0.0.255
[R4-ospf-1-area-0.0.0.1]network 192.168.23.0 0.0.0.255
[R4-ospf-1-area-0.0.0.1]network 192.168.34.0 0.0.0.255
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不能接收包
[R1]ospf 1
[R1-ospf-1]silent-interface GigabitEthernet 0/0/0
[R1-ospf-1]silent-interface GigabitEthernet 0/0/1
[R1-ospf-1]un silent-interface GigabitEthernet 0/0/0
[R1-ospf-1]un silent-interface GigabitEthernet 0/0/1
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验证：
[R1]display ospf peer brief //查看OSPF邻居表的简要信息
[R1]display ospf peer //查看OSPF邻居表的详细信息
[R1]display ip int brief //查看IP地址接口
<R1>display ospf brief //查看本地设备上的OSPF的相关信息
<R1>display ip routing-table //查看路由表中的OSPF路由
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