Sinch SDK Client Network Ports

The protocols and ports in the following table are necessary for the Sinch SDK Client to successfully make a call. This list should be used for reference for clients experiencing difficulties due to restrictive firewalls.

Protocol Port Type Usage
TCP 443 Signalling HTTP over TLS
UDP 3478,19302 Media STUN / TURN
UDP 49152-65535 Media S(RTP) ICE (STUN)
UDP 49152-65535 Media S(RTP) ICE (STUN/TURN)
UDP 10000-60000 Media (S)RTP
We'd love to hear from you!
Rate this content:
Still have a question? Ask the community.