In this video, we will discuss port forwarding, why it is needed, and how to use the Firewall Checker to confirm that your WAN-to-LAN device is correctly configured.
Skills Covered
- Port Forwarding – When and Why
- Which ports to forward for 3CX Phone System
- Example Router Configuration
- Issues caused by incorrect Port Forwarding configuration
- How the Firewall Checker can help
- Example Failure Reports from the Firewall Checker
Review the full course of 3CX Phone System Training Videos at https://www.3cx.com/3cxacademy/basic/
Additional Reading
- https://www.3cx.com/docs/firewall-checker/
- https://www.3cx.com/blog/voip-howto/stun-resolution/
- https://www.3cx.com/phone-system/free-pbx-cloud/
Watch the previous video in this course Least Cost Routing | Watch the next video in this course 3CX Tunnel Protocol