ENSP——三层VLAN间互连

LSW2：

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      [SW2-GigabitEthernet0/0/2]port link-type access
      [SW2-GigabitEthernet0/0/2]port default vlan 10
      [SW2]interface GigabitEthernet 0/0/1
      [SW2-GigabitEthernet0/0/1]port link-type trunk
      [SW2-GigabitEthernet0/0/1]port trunk allow-pass vlan all

LSW3:

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      [SW3]interface GigabitEthernet 0/0/2
      [SW3-GigabitEthernet0/0/2]port link-type access
      [SW3-GigabitEthernet0/0/2]port default vlan 20
      [SW3]interface GigabitEthernet 0/0/1
      [SW3-GigabitEthernet0/0/1]port link-type trunk
      [SW3-GigabitEthernet0/0/1]port trunk allow-pass vlan all

LSW1:

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      [SW1]vlan batch 10 20 100
      [SW1-GigabitEthernet0/0/1]port link-type access
      [SW1-GigabitEthernet0/0/1]port default vlan 100
      [SW1-GigabitEthernet0/0/2]port link-type trunk
      [SW1-GigabitEthernet0/0/2]port trunk allow-pass vlan all
      [SW1-GigabitEthernet0/0/3]port link-type trunk
      [SW1-GigabitEthernet0/0/3]port trunk allow-pass vlan all
      [SW1]interface Vlanif 10
      [SW1-Vlanif10]ip address 192.168.1.254 255.255.255.0
      [SW1]interface Vlanif 20
      [SW1-Vlanif20]ip address 192.168.2.254 255.255.255.0
      [SW1]interface Vlanif 100
      [SW1-Vlanif20]ip address 172.168.1.2 255.255.0.0

AR1:

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      [R1-GigabitEthernet0/0/0]ip address 172.168.1.1 255.255.0.0 
      [R1-GigabitEthernet0/0/1]ip address 192.168.3.254 255.255.255.0 

LSW1:(OSPF)

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      [SW1]ospf
      [SW1-ospf-1]area 0
      [SW1-ospf-1-area-0.0.0.0]network 192.168.1.0 0.0.0.255
      [SW1-ospf-1-area-0.0.0.0]network 192.168.2.0 0.0.0.255
      [SW1-ospf-1-area-0.0.0.0]network 172.168.0.0 0.0.255.255
      

AR1:(OSPF)

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      [R1]ospf
      [R1-ospf-1]area 0
      [R1-ospf-1-area-0.0.0.0]network 172.168.0.0 0.0.255.255 
      [R1-ospf-1-area-0.0.0.0]network 192.168.3.0 0.0.0.255 

//////////////////////////////////实现PC1/PC2/PC3相互通信///////////////////////////////////////////

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LSW1:
      [SW1]display ip routing-table 
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
         Destinations : 9        Routes : 9        

Destination/Mask    Proto   Pre  Cost      Flags NextHop         Interface

      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
    172.168.0.0/16  Direct  0    0           D   172.168.1.2     Vlanif100
    172.168.1.2/32  Direct  0    0           D   127.0.0.1       Vlanif100
    192.168.1.0/24  Direct  0    0           D   192.168.1.254   Vlanif10
  192.168.1.254/32  Direct  0    0           D   127.0.0.1       Vlanif10
    192.168.2.0/24  Direct  0    0           D   192.168.2.254   Vlanif20
  192.168.2.254/32  Direct  0    0           D   127.0.0.1       Vlanif20
    192.168.3.0/24  OSPF    10   2           D   172.168.1.1     Vlanif100

点击查看代码

AR1:
      [R1]display ip routing-table 
Route Flags: R - relay, D - download to fib
------------------------------------------------------------------------------
Routing Tables: Public
         Destinations : 12       Routes : 12       

Destination/Mask    Proto   Pre  Cost      Flags NextHop         Interface

      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
127.255.255.255/32  Direct  0    0           D   127.0.0.1       InLoopBack0
    172.168.0.0/16  Direct  0    0           D   172.168.1.1     GigabitEthernet
0/0/0
    172.168.1.1/32  Direct  0    0           D   127.0.0.1       GigabitEthernet
0/0/0
172.168.255.255/32  Direct  0    0           D   127.0.0.1       GigabitEthernet
0/0/0
    192.168.1.0/24  OSPF    10   2           D   172.168.1.2     GigabitEthernet
0/0/0
    192.168.2.0/24  OSPF    10   2           D   172.168.1.2     GigabitEthernet
0/0/0
    192.168.3.0/24  Direct  0    0           D   192.168.3.254   GigabitEthernet
0/0/1
  192.168.3.254/32  Direct  0    0           D   127.0.0.1       GigabitEthernet
0/0/1
  192.168.3.255/32  Direct  0    0           D   127.0.0.1       GigabitEthernet
0/0/1
255.255.255.255/32  Direct  0    0           D   127.0.0.1       InLoopBack0