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Virus and attack definitions updates and registration Push updates through a NAT device
FortiGate-100 Installation and Configuration Guide 99
Figure 3: Push update port forwarding virtual IP
Adding a firewall policy for the port forwarding virtual IP
To configure the FortiGate NAT device:
1 Add a new external to internal firewall policy.
2 Configure the policy with the following settings:
3 Select OK.
Configure the FortiGate unit with an override push IP and port
To configure the FortiGate unit on the internal network:
1 Go to System > Update.
2 Select Allow Push Update.
3 Select Use override push.
4 Set IP to the External IP Address added to the virtual IP.
For the example topology, enter 64.230.123.149.
Source External_All
Destination The virtual IP added above.
Schedule Always
Service ANY
Action Accept
NAT Selected.