Cisco IOS in a Nutshell, 2nd Edition

Name

ip nat outside source — global

Synopsis

ip nat outside source {list access-list | route-map name} pool pool-name
no ip nat outside source {list access-list} pool pool-name

ip nat outside source {list access-list}static global-ip local-ip
no ip nat outside source {list access-list} static global-ip local-ip

Configures

Enables NAT for outside source IP addresses

Default

None

Description

This command enables the mapping of external (outside) source addresses to internal addresses.

list access-list

Optional. Defines an access list for the translation. If an address is not blocked by the access list, it is translated. You can use an access list number or name.

pool pool-name

The name of the address pool for allocating global IP addresses.

route-map name

Specifies a named route map.

static global-ip local-ip

A static mapping of a global IP address to a local IP address.