35 OSPF综合实验
拓扑
基础配置
R1
<R1>sys
Enter system view, return user view with Ctrl+Z.
[R1]inte gi 0/0/1
[R1-GigabitEthernet0/0/1]ip addr 10.1.12.1 24
[R1-GigabitEthernet0/0/1]inte gi 0/0/0
[R1-GigabitEthernet0/0/0]ip addr 10.1.13.1 24
[R1-GigabitEthernet0/0/0]q
[R1]inte loo 0
[R1-LoopBack0]ip addr 1.0.0.1 32
[R1-LoopBack0]ospf 10
[R1-ospf-10]area 0
[R1-ospf-10-area-0.0.0.0]inte gi 0/0/1
[R1-GigabitEthernet0/0/1]ospf enable 10 area 0
[R1-GigabitEthernet0/0/1]inte gi 0/0/0
[R1-GigabitEthernet0/0/0]ospf enable 10 area 0
[R1-GigabitEthernet0/0/0]inte loop 0
[R1-LoopBack0]ospf enable 10 area 0
R2
[R2]inte loop 0
[R2-LoopBack0]ip addr 2.0.0.2 24
[R2-LoopBack0]ip addr 2.0.0.2 32
[R2-LoopBack0]ospf 10
[R2-ospf-10]area 0
[R2-ospf-10-area-0.0.0.0]area 1
[R2-ospf-10-area-0.0.0.1]inte gi 0/0/1
[R2-GigabitEthernet0/0/1]ip addr 10.1.12.2 24
[R2-GigabitEthernet0/0/1]inte gi 0/0/0
[R2-GigabitEthernet0/0/0]ip addr 10.1.23.2 24
[R2-GigabitEthernet0/0/0]inte gi 0/0/2
[R2-GigabitEthernet0/0/2]ip addr 10.1.24.2 24
[R2-GigabitEthernet0/0/2]os
[R2-GigabitEthernet0/0/2]ospf en
[R2-GigabitEthernet0/0/2]ospf enable 10 area 1
[R2-GigabitEthernet0/0/2]inte gi 0/0/0
[R2-GigabitEthernet0/0/0]ospf enable 10 area 0
[R2-GigabitEthernet0/0/0]inte gi 0/0/01
[R2-GigabitEthernet0/0/1]ospf enable 10 area 0
R3
[R3]
[R3]inte gi 0/0/1
[R3-GigabitEthernet0/0/1]ip addr 10.1.13.3 24
[R3-GigabitEthernet0/0/1]inte gi 0/0/0
[R3-GigabitEthernet0/0/0]ip addr 10.1.23.3 24
[R3-GigabitEthernet0/0/0]inte gi 0/0/2
[R3-GigabitEthernet0/0/2]ip addr 10.1.35.3 24
[R3-GigabitEthernet0/0/2]inte loop 0
[R3-LoopBack0]ip addr 3.0.0.3 32
[R3-LoopBack0]ospf 10
[R3-ospf-10]area 0
[R3-ospf-10-area-0.0.0.0]area 1
[R3-ospf-10-area-0.0.0.1]inte gi 0/0/1
[R3-GigabitEthernet0/0/1]ospf enable 10 area 0
[R3-GigabitEthernet0/0/1]inte gi 0/0/00
[R3-GigabitEthernet0/0/0]ospf enable 10 area 0
[R3-GigabitEthernet0/0/0]inte gi 0/0/02
[R3-GigabitEthernet0/0/2]ospf enable 10 area 1
R4
[R4]inte loop 0
[R4-LoopBack0]ip addr 4.0.0.4 32
[R4-LoopBack0]ospf 10
[R4-ospf-10]area 1
[R4-ospf-10-area-0.0.0.1]area 3
[R4-ospf-10-area-0.0.0.3]inte gi 0/0/0
[R4-GigabitEthernet0/0/0]ip addr 10.1.24.4 24
[R4-GigabitEthernet0/0/0]ospf enable 10 area 1
[R4-GigabitEthernet0/0/0]inte gi 0/0/2
[R4-GigabitEthernet0/0/2]ip addr 10.1.45.4 24
[R4-GigabitEthernet0/0/2]ospf enable 10 area 1
[R4-GigabitEthernet0/0/2]inte gi 0/0/1
[R4-GigabitEthernet0/0/1]ip addr 10.1.46.4 24
[R4-GigabitEthernet0/0/1]ospf enable 10 area 3
R5
[R5]inte loop 0
[R5-LoopBack0]ip addr 5.0.0.5 32
[R5-LoopBack0]
[R5-LoopBack0]ospf 10
[R5-ospf-10]area 1
[R5-ospf-10-area-0.0.0.1]area 2
[R5-ospf-10-area-0.0.0.2]inte gi 0/0/0
[R5-GigabitEthernet0/0/0]ip addr 10.1.35.5 24
[R5-GigabitEthernet0/0/0]ospf enable 10 area 1
[R5-GigabitEthernet0/0/0]inte gi 0/0/2
[R5-GigabitEthernet0/0/2]ip addr 10.1.45.5 24
[R5-GigabitEthernet0/0/2]ospf enable 10 area 0
[R5-GigabitEthernet0/0/2]inte gi 0/0/1
[R5-GigabitEthernet0/0/1]ip addr 10.1.57.5 24
[R5-GigabitEthernet0/0/1]ospf enable 10 area 2
R6
[R6]inte loop 0
[R6-LoopBack0]ip addr 6.0.0.6 32
[R6-LoopBack0]ospf 10
[R6-ospf-10]area 3
[R6-ospf-10-area-0.0.0.3]inte gi 0/0/0
[R6-GigabitEthernet0/0/0]ip addr 10.1.46.6 24
[R6-GigabitEthernet0/0/0]ospf enable 10 area 3
R7
[R7]inte loop 0
[R7-LoopBack0]ip addr 7.0.0.7 32
[R7-LoopBack0]ospf 10
[R7-ospf-10]area 2
[R7-ospf-10-area-0.0.0.2]inte gi 0/0/0
[R7-GigabitEthernet0/0/0]ip addr 10.1.57.7 24
[R7-GigabitEthernet0/0/0]ospf enable 10 area 2
特殊区域配置
R6，R4
[R6]ospf 10
[R6-ospf-10]area 3
[R6-ospf-10-area-0.0.0.3]stub
[R4]ospf 10
[R4-ospf-10]area 3
[R4-ospf-10-area-0.0.0.3]stub
R7
[R7]ospf 10
[R7-ospf-10]area 2
[R7-ospf-10-area-0.0.0.2]nssa no-summary
[R5]ospf 10
[R5-ospf-10]area 2
[R5-ospf-10-area-0.0.0.2]nssa no-summary
配置虚链路，使R1可以学习到R6，R7的路由
R2，R4
[R2]ospf 10
[R2-ospf-10]area 1
[R2-ospf-10-area-0.0.0.1]vlink-peer 4.0.0.4
[R4]ospf 10
[R4-ospf-10]area 1
[R4-ospf-10-area-0.0.0.1]vlink-peer 2.0.0.2
R3，R5
[R3]ospf 10
[R3-ospf-10]area 1
[R3-ospf-10-area-0.0.0.1]vlink-peer 5.0.0.5
[R5]ospf 10
[R5-ospf-10]area 1
[R5-ospf-10-area-0.0.0.1]vlink-peer 3.0.0.3
验证配置
<R1>display ospf lsdb
OSPF Process 10 with Router ID 1.0.0.1
Link State Database
Area: 0.0.0.0
Type LinkState ID AdvRouter Age Len Sequence Metric
Router 5.0.0.5 5.0.0.5 84 36 80000001 1
Router 10.1.13.3 10.1.13.3 157 48 80000023 1
Router 4.0.0.4 4.0.0.4 627 36 80000001 1
Router 3.0.0.3 3.0.0.3 83 60 80000005 1
Router 10.1.12.1 10.1.12.1 253 60 80000018 1
Router 2.0.0.2 2.0.0.2 85 60 8000002D 1
Router 1.0.0.1 1.0.0.1 84 60 80000011 1
Network 10.1.23.2 2.0.0.2 85 32 80000002 0
Network 10.1.13.1 1.0.0.1 84 32 80000002 0
Network 10.1.12.2 2.0.0.2 156 32 80000002 0
Sum-Net 10.1.45.0 4.0.0.4 638 28 80000001 1
Sum-Net 10.1.45.0 2.0.0.2 1393 28 80000001 2
Sum-Net 10.1.35.0 10.1.13.3 308 28 80000001 1
Sum-Net 10.1.35.0 3.0.0.3 95 28 80000001 1
Sum-Net 10.1.35.0 5.0.0.5 93 28 80000001 1
Sum-Net 10.1.24.0 4.0.0.4 638 28 80000001 1
Sum-Net 10.1.24.0 2.0.0.2 1669 28 80000001 1
Sum-Net 10.1.46.0 4.0.0.4 638 28 80000001 1
Sum-Net 10.1.57.0 5.0.0.5 93 28 80000001 1
通过配置实现AR1学习到AR7的环回口路由7.0.0.7 下一跳为AR2
R7
[R7]inte loop 0
[R7-LoopBack0]ospf enable 10 area 2
R1(通过修改R1前往R3的开销值控制选路)
[R1]inte gi 0/0/0
[R1-GigabitEthernet0/0/0]ospf cost 10
验证
<R1>tracert 7.0.0.7
traceroute to 7.0.0.7(7.0.0.7), max hops: 30 ,packet length: 40,press CTRL_C t
o break
1 10.1.12.2 20 ms 40 ms 50 ms
2 10.1.23.3 60 ms 70 ms 60 ms
3 10.1.35.5 90 ms 110 ms 80 ms
4 10.1.57.7 110 ms 110 ms 120 ms
配置区域路由渗透
area 2区域的AR7引入了三个网段的业务路由(以环回口测试.地址分别
为:7.1.1.1/32,7.1.1.2/32,7.1.1.3/32),但是在AR1只需收到7.1.1.1和7.1.1.3业务路由即可
R7
[R7-LoopBack1]ip addr 7.1.1.1 32
[R7-LoopBack1]inte loop 2
[R7-LoopBack2]ip addr 7.1.1.2 32
[R7-LoopBack2]inte loop 3
[R7-LoopBack3]ip addr 7.1.1.3 32
[R7]acl 2000
[R7-acl-basic-2000]rule deny source 7.1.1.2 0
[R7-acl-basic-2000]rule permit source any
[R7-acl-basic-2000]ospf 10
[R7-ospf-10]filter-policy 2000 export
[R7-ospf-10]import-route direct
AR1路由表验证
<R1>display ip routing-table
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
Destinations : 16 Routes : 16
Destination/Mask Proto Pre Cost Flags NextHop Interface
1.0.0.1/32 Direct 0 0 D 127.0.0.1 LoopBack0
7.0.0.7/32 OSPF 10 4 D 10.1.12.2 GigabitEthernet
0/0/1
7.1.1.1/32 O_ASE 150 1 D 10.1.12.2 GigabitEthernet
0/0/1
7.1.1.3/32 O_ASE 150 1 D 10.1.12.2 GigabitEthernet
0/0/1
10.1.12.0/24 Direct 0 0 D 10.1.12.1 GigabitEthernet
0/0/1
10.1.12.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/1
10.1.13.0/24 Direct 0 0 D 10.1.13.1 GigabitEthernet
0/0/0
10.1.13.1/32 Direct 0 0 D 127.0.0.1 GigabitEthernet
0/0/0
10.1.23.0/24 OSPF 10 2 D 10.1.12.2 GigabitEthernet
0/0/1
10.1.24.0/24 OSPF 10 2 D 10.1.12.2 GigabitEthernet
0/0/1
10.1.35.0/24 OSPF 10 3 D 10.1.12.2 GigabitEthernet
0/0/1
10.1.45.0/24 OSPF 10 3 D 10.1.12.2 GigabitEthernet
0/0/1
10.1.46.0/24 OSPF 10 3 D 10.1.12.2 GigabitEthernet
0/0/1
10.1.57.0/24 OSPF 10 4 D 10.1.12.2 GigabitEthernet
0/0/1
127.0.0.0/8 Direct 0 0 D 127.0.0.1 InLoopBack0
127.0.0.1/32 Direct 0 0 D 127.0.0.1 InLoopBack0
浙公网安备 33010602011771号