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How To Troubleshoot Port Forwarding Issue From External To Internal Network

Here in this article let us understand how to troubleshoot when DNAT is not working from external to internal network in fortigate firewall Lets say you hosted one internal webserver on port “4444”, firewall has public IP address “” and your internal server IP address is “”. The requirement is when someone accessing ip address “” from external network on […]

Configure Port Forwarding In Fortigate Firewall

Here in this article we will understand how to configure port forwarding in fortigate firewall. Here requirement is, when someone from internet accessing firewall WAN port on “8888”, request should forward to “8884” on specific internal machine. Sample Network diagram as below First we need to define port forwarding under policy & objects >> Virtual IP>> create new>> Virtual IP […]