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Flutter webrtc not working on 3G / 4G / LTE


Posted on December 31, 2020

Hi guys,

Great work btw on this project!.

I've noticed that the connection works fine when both devices are connected over the same wifi network but if either of the devices are connected over cellular / 3G / 4G / LTE the connection doesn't work.

I'm able to get ICE candidates. I've also set up my TURN server which works fine following the ping test from

See the screenshot of the successful test. 
Could you please give some guidance? on how to resolve this issue? also It looks like a lot of people are experiencing similar issues according to this post on StackOverflow:


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