ensp动态路由ospf基础配置

OSPF配置命令：

①启动ospf进程：

ospf 1 router-id 1.1.1.1

②创建区域：

area 0

③宣告（激活接口，发布路由）：注意网段后面跟的是反掩码

network 10.0.12.0 0.0.0.255

实验如下： 

①划分网段

②配置接口ip

推荐给每个路由器先配置一个环回接口，这个接口会作为路由器的RID。

③启动ospf进程

注意网段的宣告是要分区域的 

④用ping命令测试网络连通性

1.  
   PC>ping 192.168.3.254
2.  
    
3.  
   Ping 192.168.3.254: 32 data bytes, Press Ctrl_C to break
4.  
   Request timeout!
5.  
   From 192.168.3.254: bytes=32 seq=2 ttl=126 time=16 ms
6.  
   From 192.168.3.254: bytes=32 seq=3 ttl=126 time=15 ms
7.  
   From 192.168.3.254: bytes=32 seq=4 ttl=126 time<1 ms
8.  
   From 192.168.3.254: bytes=32 seq=5 ttl=126 time=15 ms
9.  
    
10.  
    --- 192.168.3.254 ping statistics ---
11.  
    5 packet(s) transmitted
12.  
    4 packet(s) received
13.  
    20.00% packet loss
14.  
    round-trip min/avg/max = 0/11/16 ms
15.  
     
16.  
    PC>ping 192.168.4.254
17.  
     
18.  
    Ping 192.168.4.254: 32 data bytes, Press Ctrl_C to break
19.  
    Request timeout!
20.  
    From 192.168.4.254: bytes=32 seq=2 ttl=125 time=31 ms
21.  
    From 192.168.4.254: bytes=32 seq=3 ttl=125 time=16 ms
22.  
    From 192.168.4.254: bytes=32 seq=4 ttl=125 time=16 ms
23.  
    From 192.168.4.254: bytes=32 seq=5 ttl=125 time=31 ms
24.  
     
25.  
    --- 192.168.4.254 ping statistics ---
26.  
    5 packet(s) transmitted
27.  
    4 packet(s) received
28.  
    20.00% packet loss
29.  
    round-trip min/avg/max = 0/23/31 ms
30.  
     
31.  
    PC>ping 192.168.2.254
32.  
     
33.  
    Ping 192.168.2.254: 32 data bytes, Press Ctrl_C to break
34.  
    Request timeout!
35.  
    From 192.168.2.254: bytes=32 seq=2 ttl=124 time=47 ms
36.  
    From 192.168.2.254: bytes=32 seq=3 ttl=124 time=31 ms
37.  
    From 192.168.2.254: bytes=32 seq=4 ttl=124 time=31 ms
38.  
    From 192.168.2.254: bytes=32 seq=5 ttl=124 time=31 ms
39.  
     
40.  
    --- 192.168.2.254 ping statistics ---
41.  
    5 packet(s) transmitted
42.  
    4 packet(s) received
43.  
    20.00% packet loss
44.  
    round-trip min/avg/max = 0/35/47 ms
45.  
     

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