Topology: Ruijie EG is connected to ISP Modem directly. And there are 2 local network segments for 2 intranet users. Command Reference: The command to configure NAT on Ruijie EG is shown below: Ruijie> enable Ruijie# config ter Ruijie(config)# interface gigabitEthernet 0/0 //Enter to theWAN port Ruijie(config-if-GigabitEthernet 0/0)# ip address192.168.100.254 24 Ruijie(config-if-GigabitEthernet 0/0)# ip natoutside //Setnat outside port Ruijie(config-if-GigabitEthernet 0/0)# interfacegigabitEthernet 0/1 //Enter to the LAN port Ruijie(config-if-GigabitEthernet 0/1)# ip address192.168.1.254 24 //User gateway address under 192.168.1.0/24 networksegment Ruijie(config-if-GigabitEthernet 0/1)# ip natinside //Setnat inside port Ruijie(config-if-GigabitEthernet 0/1)# interfacegigabitEthernet 0/1.10 //Enter to the LAN port of VLAN 10 Ruijie(config-subif-GigabitEthernet 0/1.10)#encapsulation dot1Q 10 //Encapsulation of interface VLAN ID Ruijie(config-subif-GigabitEthernet 0/1.10)# ipaddress 192.168.10.254 24 //User gateway address under 192.168.10.0/24 networksegment Ruijie(config-subif-GigabitEthernet 0/1.10)# ip natinside //Setnat inside port Ruijie(config-subif-GigabitEthernet 0/1.10)# exit Ruijie(config)# ip access-list standard 10 //Only thepermit network can access Internet Ruijie(config-std-nacl)# permit 192.168.1.00.0.0.255 Ruijie(config-std-nacl)# permit 192.168.10.0 0.0.0.255 Ruijie(config-std-nacl)# exi Ruijie(config)# ip nat inside source list 10interface GigabitEthernet 0/0 overload Ruijie(config)# ip route 0.0.0.0 0.0.0.0192.168.100.1 //Adda default route pointed to ISP modem Ruijije(config)# end Ruijie# write |
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