Creating a firewall rule in pfSense is easy, even if getting it to do exactly what you want isn't. To begin, navigate to Firewall | Rules. The Rules page has several tabs:
- Each subnet gets its own tab. Thus, every non-VLAN interface gets a separate tab, and every VLAN gets a separate tab.
- The leftmost tab is Floating, which is devoted to floating rules–rules that can apply to more than one interface and that can apply to traffic in both directions.
- If you have configured VPNs, each different VPN protocol gets its own tab (for example, IPsec and OpenVPN):
Creating a rule involves the following steps:
- Once you have navigated to Firewall | Rules, click on the tab for the subnet for which you want to create the rule. ...
