This will open up the NAT rule editor.

When adding a rule, the following fields are available:

Clicking the "x" will delete the rule. Creating a NAT rule in the web GUI. On the upper right hand side click the plus symbol to create a new rule. When adding a port forward, a firewall rule must also be added to allow traffic in to the internal IP address designated by the port forward. Log back in to pfSense and navigate to Firewall > NAT > Port forwards We know that existing port forward works correctly so lets duplicate it to the two other VPN interfaces.

New rules can be added by clicking Add in the upper right corner. If you need to edit an existing rule click the "e" next to the rule you want to change. Forwarding ports in pfSense® software is a fairly simple process. Create port forwarding on pFSense This LAB will cover scenario of publishing services to the internet – creating WAN firewall rules and NAT (Port Forwarding) for pFSense. Click the duplicate icon under actions to the right of the VPN_WAN rule to create a duplicate rule. This way, a 1:1 NAT may be used for a Virtual IP, and then one or more ports may be forwarded to a different internal IP address if desired. In OPNsense, port forwarding can be set up by navigating to Firewall ‣ NAT ‣ Port Forward. There is an option to automatically add this rule when creating a port forward definition, and it is enabled by default. We already went through installation, configuration, LAN firewall configuration, and now we`ll configure access from the internet to the services in our network. Port Forward and 1:1 NAT Interaction¶.

To set up port forwarding click on NAT from the Firewall menu in pfSense. The NAT port forward entries for specific ports take precedence over 1:1 NAT Mappings. Here, you will see an overview of port forwarding rules.

Forwarding Ports with pfSense¶.

Port forwarding is also referred to as “Destination NAT” or “DNAT”.