What ports are required to be allowed/trusted to run screen sharing?
Modified on: Tue, 12 Jun, 2018 at 4:32 PM
WebRTC protocol is actively used in screen sharing. If you are under a restricted networking environment, please consult your networking department to have the below allowed/trusted for access.
WebRTC firewall setting requirements
TLS on port 443 or TCP(encrypted relay) over port 80 bidirectional.
the UDP and TCP listening port requires a 3478 bidirectional
the TLS and DTLS listening port requires a 5349 bidirectional
the STUN servers, a 19302 is optional but strongly recommend
For UDP, a 49152 - 65535 (RTP/sRTP/RTCP) bidirectional is recommended for p2p transmission
Out-bound MQTT TCP port 8883
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