OSPF实验【实验报告】

例图：

要求：

1、整个网络IP地址为192.168.1.0/24，自己规划

2、area 0区域手工设置R1为DR、R2为BDR

3、R3-R5之间使用密文认证方式

4、R1、R2、R5上配置环回接口，但是R5环回接口不能宣告进OSPF

5、全网可达

搭建：

1、AR1

[AR1]inter G 0/0/0
[AR1-GigabitEthernet0/0/0]ip address 192.168.1.1 255.255.255.240
[AR1-GigabitEthernet0/0/0]
Nov 16 2025 22:38:47-08:00 AR1 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IPon the interface GigabitEthernet0/0/0 has entered the UP state. 
[AR1-GigabitEthernet0/0/0]Q
[AR1]inter G 0/0/0
[AR1-GigabitEthernet0/0/0]ospf dr-priority 255
[AR1-GigabitEthernet0/0/0]q
[AR1]interface L 0
[AR1-LoopBack0]ip address 192.168.1.33 255.255.255.255
[AR1-LoopBack0]q
[AR1]ospf 1 router-id 1.1.1.1
[AR1-ospf-1]area 0.0.0.0
[AR1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.15
[AR1-ospf-1-area-0.0.0.0]network 192.168.1.33 0.0.0.0
[AR1-ospf-1-area-0.0.0.0]q
[AR1-ospf-1]

2、AR2

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]
[Huawei]sysname AR2
[AR2]interface GigabitEthernet0/0/0
[AR2-GigabitEthernet0/0/0]ip address 192.168.1.2 255.255.255.240
Nov 16 2025 22:47:52-08:00 AR2 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IPon the interface GigabitEthernet0/0/0 has entered the UP state. 
[AR2-GigabitEthernet0/0/0]ospf dr-priority 100
[AR2-GigabitEthernet0/0/0]q
[AR2]interface LoopBack0
[AR2-LoopBack0]ip address 192.168.1.34 255.255.255.255
[AR2-LoopBack0]q
[AR2]ospf 1 router-id 2.2.2.2
[AR2-ospf-1]area 0.0.0.0
[AR2-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.15
[AR2-ospf-1-area-0.0.0.0]network 192.168.1.34 0.0.0.0

3、AR3

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname AR3
[AR3]interface GigabitEthernet0/0/0
[AR3-GigabitEthernet0/0/0]ip address 192.168.1.3 255.255.255.240
[AR3-GigabitEthernet0/0/0]
Nov 16 2025 22:58:35-08:00 AR3 %%01IFNET/4/LINK_STATE(l)[2]:The line protocol IPon the interface GigabitEthernet0/0/0 has entered the UP state. 
[AR3-GigabitEthernet0/0/0]ospf dr-priority 0
[AR3-GigabitEthernet0/0/0]q
[AR3]interface GigabitEthernet0/0/1
[AR3-GigabitEthernet0/0/1]ip address 192.168.1.17 255.255.255.240
Nov 16 2025 22:58:56-08:00 AR3 %%01IFNET/4/LINK_STATE(l)[3]:The line protocol IPon the interface GigabitEthernet0/0/1 has entered the UP state. 
[AR3-GigabitEthernet0/0/1]ospf authentication-mode md5 1 cipher 123456
[AR3-GigabitEthernet0/0/1]q
[AR3]ospf 1 router-id 3.3.3.3
[AR3-ospf-1]area 0.0.0.0
[AR3-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.15
[AR3-ospf-1-area-0.0.0.0]area 0.0.0.1
[AR3-ospf-1-area-0.0.0.1]network 192.168.1.16 0.0.0.15

4、AR4

<Huawei>
<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname AR4
[AR4]interface GigabitEthernet0/0/0
[AR4-GigabitEthernet0/0/0]ip address 192.168.1.4 255.255.255.240
[AR4-GigabitEthernet0/0/0]
Nov 16 2025 22:54:03-08:00 AR4 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IPon the interface GigabitEthernet0/0/0 has entered the UP state. 
[AR4-GigabitEthernet0/0/0]ospf dr-priority 0
[AR4-GigabitEthernet0/0/0]q
[AR4]ospf 1 router-id 4.4.4.4
[AR4-ospf-1]area 0.0.0.1
[AR4-ospf-1-area-0.0.0.1]network 192.168.1.16 0.0.0.15
[AR4-ospf-1-area-0.0.0.1]q
[AR4-ospf-1]

5、AR5

<Huawei>sys
Enter system view, return user view with Ctrl+Z.
[Huawei]sysname AR5
[AR5]interface GigabitEthernet0/0/0
[AR5-GigabitEthernet0/0/0]ip address 192.168.1.19 255.255.255.240
[AR5-GigabitEthernet0/0/0]
Nov 16 2025 23:03:41-08:00 AR5 %%01IFNET/4/LINK_STATE(l)[0]:The line protocol IPon the interface GigabitEthernet0/0/0 has entered the UP state. 
[AR5-GigabitEthernet0/0/0]ospf authentication-mode md5 1 cipher 123456
[AR5-GigabitEthernet0/0/0]q
[AR5]interface LoopBack0
[AR5-LoopBack0]ip address 192.168.1.35 255.255.255.255
[AR5-LoopBack0]q
[AR5]ospf 1 router-id 5.5.5.5
[AR5-ospf-1]area 0.0.0.1
[AR5-ospf-1-area-0.0.0.1]network 192.168.1.16 0.0.0.15
[AR5-ospf-1-area-0.0.0.1]q
[AR5-ospf-1]q
[AR5]ip route-static 192.168.1.35 255.255.255.255 LoopBack0
[AR5]ospf 1
[AR5-ospf-1]import-route static
[AR5-ospf-1]