4.23hcip作业

要求：

1，R5为ISP，其上只能配置IP地址；
R5与基他所有直连设备间均使用公有IP；环回地址为100.1.1.1/32
2，R4设备为企业出口路由器
3，整个OSPF环境IP基于172.16.0.0/16划分；
4，所有设备均可访问R5的环回；
5，减少LSA的更新里，加快收敛，保障更新安全；
6，全网可达

AR1

AR3

LSW1

system - view
undo portswitch
interface GigabitEthernet0/0/1
 ip address 172.16.4.4 24
quit
interface GigabitEthernet0/0/2
 ip address 172.16.4.5 24
quit
interface GigabitEthernet0/0/3
 ip address 172.16.4.6 24
quit
ospf 1
 area 1
  network 172.16.4.0 0.0.0.255
  stub  
  authentication - mode simple plain [123456]  
 quit

AR4
system-view
interface Serial4/0/1
 ip address 202.100.1.2 30
quit
interface Serial4/0/0
 ip address 172.16.1.1 30
quit
interface Serial3/0/0
 ip address 172.16.2.1 30
quit
interface GigabitEthernet0/0/0
 ip address 172.16.3.1 24
quit
ospf 1
 area 0
  network 172.16.1.0 0.0.0.3
  network 172.16.2.0 0.0.0.3
  network 172.16.3.0 0.0.0.255
 quit
ip route-static 0.0.0.0 0.0.0.0 202.100.1.1    

AR5

system - view
interface Serial4/0/0
ip address 202.100.1.2 24
quit
interface Serial4/0/1
ip address 202.100.2.1 24
quit
interface LoopBack0
ip address 100.1.1.1 32
quit

AR6

system - view
interface Serial4/0/0
ip address 172.16.4.2 24
quit
interface GigabitEthernet0/0/0
ip address 172.16.2.1 24
quit
ospf 1 router - id 6.6.6.6
area 0
network 172.16.4.0 0.0.0.255
quit
area 2
network 172.16.2.0 0.0.0.255
quit

AR7

system - view
interface GigabitEthernet0/0/0
ip address 172.16.5.2 24
quit
interface GigabitEthernet0/0/1
ip address 172.16.6.1 24
quit
ospf 1 router - id 7.7.7.7
area 3
network 172.16.5.0 0.0.0.255
network 172.16.6.0 0.0.0.255
quit

AR8

system - view
interface GigabitEthernet0/0/0
ip address 172.16.6.2 24
quit
interface GigabitEthernet0/0/1
ip address 172.16.7.1 24
quit
ospf 1 router - id 8.8.8.8
area 3
network 172.16.6.0 0.0.0.255
network 172.16.7.0 0.0.0.255
quit

AR9

system - view
interface GigabitEthernet0/0/0
ip address 172.16.7.2 24
quit
interface GigabitEthernet0/0/1
ip address 172.16.8.1 24
quit
ospf 1 router - id 9.9.9.9
area 3
network 172.16.7.0 0.0.0.255
quit
area 4
network 172.16.8.0 0.0.0.255
quit

AR10

system - view
interface GigabitEthernet0/0/0
ip address 172.16.8.2 24
quit
ospf 1 router - id 10.10.10.10
area 4
network 172.16.8.0 0.0.0.255
quit

AR12

system - view
interface GigabitEthernet0/0/0
ip address 172.16.9.2 24
quit
rip 1
network 172.16.9.0
import - route ospf 1  
quit