R1_Router
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R1(config)# interface serial 0/0/0
R1(config-if)# ip nat outside
R1(config-if)# exit
R1(config)# interface fastEthernet 0/0
R1(config-if)# ip nat inside
R1(config-if)# exit
R1(config)# ip access-list standart personel
R1(config-std-nacl)# permit 192.168.1.0 0.0.0.255
R1(config-std-nacl)# exit
R1(config)# ip nat pool personel_external 1.1.1.10 1.1.1.20
netmask 255.0.0.0
R1(config)# ip nat inside source list personel pool personel_external
R1(config)#ip route 192.168.2.0 255.255.255.0 1.1.1.2
R1(config)# end
R2_Router
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R2(config)#ip route 192.168.1.0 255.255.255.0 1.1.1.1
R2(config)# end
R1# show ip nat translations
Pro Inside global Inside local Outside local Outside global
icmp 1.1.1.10:12 192.168.1.2:12 192.168.2.2:12 192.168.2.2:12
icmp 1.1.1.11:1 192.168.1.3:1 192.168.2.2:1 192.168.2.2:1
R1# debug ip nat
IP NAT debugging is on
R1#
NAT: s=192.168.1.2->1.1.1.11, d=192.168.2.2 [21]
NAT*: s=192.168.2.2, d=1.1.1.11->192.168.1.2 [16]
NAT: s=192.168.1.3->1.1.1.12, d=192.168.2.2 [6]
NAT*: s=192.168.2.2, d=1.1.1.12->192.168.1.3 [17]
