How to open port ranges for webRTC

[greg]

Check out:

Define port range for service?

Is this only for UDP? The way our UDP handling works, the port actually has no effect. You can listen on any UDP range from your app and you’ll receive the traffic. If you’re not listening, it gets dropped. TCP doesn’t currently have a way to do ranges.

So if you want TCP, you need to manually specify the port(s).