The following ports need to be forwarded for H.323 Call Setup:
H.323 Call Setup - PC
- TCP: 1720
Forwarding Ports for H.323 Call Setup
When you use H.323 Call Setup you may need to forward ports in your router. A port forward allows incoming connection requests from the internet to go straight to H.323 Call Setup.
Routers are not designed to allow incoming network requests. Forwarding ports can work around this limitation.
Remember to Do These Things Before You Forward a Port
Before you can forward a port you need to know the following things:
- The IP address of your router.
- The internal IP address of your computer.
- Each of the TCP and UDP ports that you need to forward.
How to Locate Your Router's IP Address
You can run our free Router Detector software to locate your router's IP address. The software is part of our Network Utilities suite of tools and it is completely free to use.
If you do not want to run the software, you can follow our Find Your Router IP Address guide.
Setting Up a Port Forward for H.323 Call Setup
We have Network Utilities software that can forward ports for you. With Network Utilities, you can easily forward ports and also un-forward ports quickly so that you can keep your network up to date with the ports that you need forwarded and maximize your network security.
Port forwarding can also be set up step-by-step by hand. The normal process for forwarding a port is:
- Start by logging in to your router.
- Find the port forwarding section in your router.
- Type your computer's IP address into the correct box in your router.
- Put the TCP and UDP ports that you are forwarding for H.323 Call Setup in the correct boxes in your router.
Some routers need to be rebooted in order for the changes to be saved.
You can choose your router from our list to see exactly how to forward ports for H.323 Call Setup:
List of Routers - Customized for H.323 Call Setup
That is the process required to forward ports in your router for H.323 Call Setup.