在实际组网中,经常会遇到OSPF组网的案例,比如单区域OSPF、多区域OSPF、OSPF虚链路、OSPF NSSA、OSPF STUB等需求,以下是单区域OSPF典型组网的配置案例。
互联地址、业务地址、looback0地址如上图所示,全网均采用OSPF进程1、区域0,实现全网互联互通。
<H3C>system-view
[H3C]sysname R1
[R1]int LoopBack 0
[R1-LoopBack0]ip add
[R1-LoopBack0]ip address 1.1.1.1 32
[R1-LoopBack0]quit
[R1]int gi 0/0
[R1-GigabitEthernet0/0]ip address 192.168.1.1 24
[R1-GigabitEthernet0/0]description <connect to PC>
[R1-GigabitEthernet0/0]quit
[R1]int gi 0/1
[R1-GigabitEthernet0/1]ip address 10.0.0.1 30
[R1-GigabitEthernet0/1]description <connect to R2>
[R1-GigabitEthernet0/1]quit
[R1]ospf 1 router-id 1.1.1.1
[R1-ospf-1]area 0.0.0.0
[R1-ospf-1-area-0.0.0.0]network 10.0.0.1 0.0.0.0
[R1-ospf-1-area-0.0.0.0]network 1.1.1.1 0.0.0.0
[R1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255
[R1-ospf-1-area-0.0.0.0]quit
[R1-ospf-1]quit
<H3C>system-view
[H3C]sysname R2
[R2]int LoopBack 0
[R2-LoopBack0]ip address 2.2.2.2 32
[R2-LoopBack0]quit
[R2]int gi 0/0
[R2-GigabitEthernet0/0]ip address 10.0.0.2 30
[R2-GigabitEthernet0/0]description <connect to R1>
[R2-GigabitEthernet0/0]quit
[R2]int gi 0/1
[R2-GigabitEthernet0/1]description <connect to R3>
[R2-GigabitEthernet0/1]ip address 10.0.0.5 30
[R2-GigabitEthernet0/1]quit
[R2]ospf 1 router-id 2.2.2.2
[R2-ospf-1]area 0.0.0.0
[R2-ospf-1-area-0.0.0.0]network 10.0.0.2 0.0.0.0
[R2-ospf-1-area-0.0.0.0]network 10.0.0.5 0.0.0.0
[R2-ospf-1-area-0.0.0.0]network 2.2.2.2 0.0.0.0
[R2-ospf-1-area-0.0.0.0]quit
[R2-ospf-1]quit
<H3C>system-view
[H3C]sysname R3
[R3]int LoopBack 0
[R3-LoopBack0]ip address 3.3.3.3 32
[R3-LoopBack0]quit
[R3]int gi 0/0
[R3-GigabitEthernet0/0]description <connect to PC>
[R3-GigabitEthernet0/0]ip address 172.16.1.1 24
[R3-GigabitEthernet0/0]quit
[R3]int gi 0/1
[R3-GigabitEthernet0/1]description <connect to R2>
[R3-GigabitEthernet0/1]ip address 10.0.0.6 30
[R3-GigabitEthernet0/1]quit
[R3]ospf 1 router-id 3.3.3.3
[R3-ospf-1]area 0.0.0.0
[R3-ospf-1-area-0.0.0.0]network 10.0.0.6 0.0.0.0
[R3-ospf-1-area-0.0.0.0]network 3.3.3.3 0.0.0.0
[R3-ospf-1-area-0.0.0.0]network 172.16.1.0 0.0.0.255
[R3-ospf-1-area-0.0.0.0]quit
[R3-ospf-1]quit
<R1>dis ospf peer
OSPF Process 1 with Router ID 1.1.1.1
Neighbor Brief Information
Area: 0.0.0.0
Router ID Address Pri Dead-Time State Interface
2.2.2.2 10.0.0.2 1 37 Full/BDR GE0/1
<R1>
<R2>dis ospf peer
OSPF Process 1 with Router ID 2.2.2.2
Neighbor Brief Information
Area: 0.0.0.0
Router ID Address Pri Dead-Time State Interface
1.1.1.1 10.0.0.1 1 39 Full/DR GE0/0
3.3.3.3 10.0.0.6 1 34 Full/BDR GE0/1
<R2>
[R3]dis ospf peer
OSPF Process 1 with Router ID 3.3.3.3
Neighbor Brief Information
Area: 0.0.0.0
Router ID Address Pri Dead-Time State Interface
2.2.2.2 10.0.0.5 1 37 Full/DR GE0/1
[R3]