122 Fortinet Inc.
Updating antivirus and attack definitions Virus and attack definitions updates and registration
Adding a port forwarding virtual IP to the FortiGate NAT device
Use the following procedure to configure a FortiGate NAT device to use port
forwarding to forward push update connections from the FDN to a FortiGate unit on
the internal network.
To configure the FortiGate NAT device:
1 Go to Firewall > Virtual IP.
2 Select New.
3 Add a name for the virtual IP.
4 Select the External interface that the FDN connects to.
For the example topology, select the external interface.
5 Select Port Forwarding.
6 Enter the External IP address that the FDN connects to.
For the example topology, enter 64.230.123.149.
7 Enter the External Service Port that the FDN connects to.
For the example topology, enter 45001.
8 Set Map to IP to the IP address of the FortiGate unit on the internal network.
If the FortiGate unit is operating in NAT/Route mode, enter the IP address of the
external interface.
If the FortiGate unit is operating in Transparent mode, enter the management IP
address.
For the example topology, enter 192.168.1.99.
9 Set the Map to Port to 9443.
10 Set Protocol to UDP.
11 Select OK.
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