Cisco NAT setup

NAT setup

conf t
enter into configuration mode on the router
int fa0/0
ip nat outside
mark the interface for outside NAT
int fa0/1
ip nat inside
mark the interface for inside NAT
ip nat pool NewNat netmask
 setup a NewNat named pool, including setup the start and end addresses.
access-list 1 permit
create an access list with ID 1 which allows internal network connections
ip nat inside source list 1 pool NewNat
apply the new policy
ip nat inside source list 1 pool NewNat overload
enable port address translation – it is useful if we use lots of ports in the internal network at large organization network
do sh ip nat statistics
list NAT information
ip nat inside source static tcp 8080 80
setup the 8080 tcp port forward to inside
do sh ip nat translations
list the NAT table translations

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