NAT generator

Static NAT, PAT, dynamic pools, port forwarding and hairpin, translated into each platform's model.

Interfaces

Translations

The usual outbound case — a whole subnet shares one public address.

One port on the public address reaches one inside host.

Export
nat.txtcisco-ios
19 lines
! Cisco IOS / IOS-XE — NAT, generated by NetField
! Verify the inside/outside interface assignment before applying.

configure terminal
!
! LAN to internet
access-list 10 permit 10.20.0.0 0.0.0.255
ip nat inside source list 10 interface GigabitEthernet0/0 overload
!
! Web server
ip nat inside source static tcp 10.20.0.10 443 203.0.113.1 443
!
interface GigabitEthernet0/1
 ip nat inside
!
interface GigabitEthernet0/0
 ip nat outside
!
end