#AR1路由器配置
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acl 2000  
 rule permit source any
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interface GigabitEthernet0/0/1
 nat outbound 2000
 ip address 1.1.1.1 24
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interface GigabitEthernet0/0/0
 ip address 172.16.1.1 255.255.255.0 
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ip route-static 0.0.0.0 0.0.0.0 1.1.1.2
ip route-static 192.168.10.0 255.255.255.0 172.16.1.2
ip route-static 192.168.20.0 255.255.255.0 172.16.1.2
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#AR2公网路由
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interface GigabitEthernet0/0/0
 ip address 1.1.1.2 255.255.255.0 
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#LSW2 核心交换机配置
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vlan batch 10 20 100
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interface Vlanif10
 ip address 192.168.10.1 255.255.255.0
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interface Vlanif20
 ip address 192.168.20.1 255.255.255.0
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interface Vlanif100
 ip address 172.16.1.2 255.255.255.0
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interface GigabitEthernet0/0/1
 port link-type trunk
 port trunk allow-pass vlan 10 20
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interface GigabitEthernet0/0/2
 port link-type access
 port default vlan 100
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#LSW1 二层交换机
vlan batch 10 20
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interface GigabitEthernet0/0/1
 port link-type access
 port default vlan 10
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interface GigabitEthernet0/0/2
 port link-type access
 port default vlan 20
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interface GigabitEthernet0/0/3
 port link-type trunk
 port trunk allow-pass vlan 10 20
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