PFSense Firewall Settings for VoIP

PFSense Firewall Settings for VoIP

The default settings for the PF Sense firewall are not compatible VOIPZeker. This is especially true when you have multiple phones behind one network connecting to multiple VoIP gateways.

Check the PFSense Troubleshooting guide for general VoIP settings here:


If you are using VoIP, you may need settings other than the defaults in some circumstances. The default settings handle the majority of scenarios, but depending on the specifics of your usage, you may need to change configuration settings for things to work. If your VoIP deployment is not working properly, try the following.