NAT/Route mode installation

Configuring the FortiGate unit to operate in NAT/Route mode

 

 

Connecting the FortiGate unit to your networks

When you have completed the initial configuration, you can connect the FortiGate unit between your internal network and the Internet.

There are three 10/100Base-TX connectors on the FortiGate-100:

Internal for connecting to your internal network

External for connecting to the Internet

DMZ for connecting to a DMZ network

Note: You can also connect both the external and DMZ interfaces to different Internet connections to provide a redundant connection to the Internet. See “Configuration example: Multiple connections to the Internet” on page 49.

To connect the FortiGate unit:

1Connect the Internal interface to the hub or switch connected to your internal network.

2Connect the External interface to the Internet.

Connect to the public switch or router provided by your Internet Service Provider. If you are a DSL or cable subscriber, connect the External interface to the internal or LAN connection of your DSL or cable modem.

3Optionally connect the DMZ interface to your DMZ network.

You can use a DMZ network to provide access from the Internet to a web server or other server without installing the servers on your internal network.

Figure 7: FortiGate-100 NAT/Route mode connections

FortiGate-100 Installation and Configuration Guide

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Fortinet user manual Connecting the FortiGate unit to your networks, FortiGate-100 NAT/Route mode connections