Network Router User Manual

Chapter 16: Network Address Translation Configuration Guide
224 SmartSwitch Router User Reference Manual
Monitoring NAT
To display NAT information, enter the following command in Enable mode.
Configuration Examples
This section shows examples of NAT configurations.
Static Configuration
The following example configures a static address binding for inside address 10.1.1.2 to
outside address 192.50.20.2:
The first step is to create the interfaces:
Next, define the interfaces to be NAT “inside” or “outside”:
Then, define the NAT static rules:
Display NAT information.
nat show [translations all|<type>]
[timeouts] [statistics]
et.2.2
(192.50.20.1/24)
et.2.1
(10.1.1.1/24)
Global Internet
IP network 10.1.1.0/24
Router
interface 10-net interface 192-net
10.1.1.2
Outbound: Translate source 10.1.1.2 to 192.50.20.2
Inbound: Translate destination 192.50.20.2 to 10.1.1.2
interface create ip 10-net address-netmask 10.1.1.1/24 port et.2.1
interface create ip 192-net address-netmask 192.50.20.1/24 port et.2.2
nat set interface 10-net inside
nat set interface 192-net outside
nat create static protocol ip local-ip 10.1.1.2 global-ip 192.50.20.2