Fortinet FortiGate 30B - Manual (Page 23)

Configuring Configuring NAT mode
FortiGate-30B FortiOS 3.0 MR6 Install Guide
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3 Set the following and select OK.
Firewall policy configuration is the same in NAT/Route mode and Transparent
mode.
Note that these policies allow all traffic through. No protection profiles have been
applied. Ensure you create additional firewall policies to accommodate your
network requirements.
For details, see the FortiGate Administration Guide.
Using the CLI
After connecting to the CLI, you can use the following procedures to complete the
basic configuration of the FortiGate unit. Ensure you read the section
“Connecting
to the CLI” on page 19 before beginning.
Configure the interfaces
When shipped, the FortiGate unit has a default address of 192.168.1.99 and a
netmask of 255.255.255.0. for either the Port 1 or Internal interface. You need to
configure this and other ports for use on your network.
To set an interface to use a static address
config system interface
edit <interface_name>
set mode static
set ip <address_ip> <netmask>
end
To set an interface to use DHCP addressing
config system interface
edit external
set mode dhcp
set distance <integer>
set defaultgw {enable | disable}
set dns-server-override {enable | disable}
end
Source Interface Select the port connected to the Internet.
Source Address All
Destination Interface Select the port connected to the network.
Destination Address All
Schedule
always
Service Any
Action Accept