WebRTC connection error

[Nicolas Dufresne]

Le mardi 14 juillet 2020 à 22:01 +0300, Anton Pryima a écrit :
> Hello all.
> 
> I'm trying to run sendrecv example form webrtc.
> I was managed to run it locally form different termital tabs - it works fine. But when I'm trying to run it with collegue from another city, we've got such errors:
> 
> 9999999, rate=1.000000, applied_rate=1.000000, flags=0x00, time=0:00:00.000000000, base=0:00:00.000000000, position 0:00:00.000000000, duration 99:99:99.999999999
> 0:00:02.722734298 1111889 0x557c526e7400 INFO               webrtcbin gstwebrtcbin.c:1211:_update_ice_gathering_state_task:<sendrecv> ICE gathering state change from gathering(1) to complete(2)
> ICE gathering state changed to complete
> 0:00:10.966622439 1111889 0x557c526e7400 INFO               webrtcbin gstwebrtcbin.c:1245:_update_ice_connection_state_task:<sendrecv> ICE connection state change from checking(1) to failed(4)
> 0:00:10.966713331 1111889 0x557c526e7400 INFO               webrtcbin gstwebrtcbin.c:1280:_update_peer_connection_state_task:<sendrecv> Peer connection state change from connecting(1) to failed(4)
> Server connection closed
> 
> Can someone advise what do these errors mean and where to look at?

There is not much details, the ICE negotiation didn't find a socket
pair to start peer-to-peer. Perhaps you should consider configuring a
STUN server (if not already the case), and if that still does not work,
then perhaps considering a TURN server ?

> 
> Thank you in advance,
> Best regards,
> Anton.
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