Ports and services for Genesys Cloud clients

AI-generated summary

Genesys Cloud requires specific ports and services for its browser client, desktop app, and Background Assistant to access features like video chat, screen sharing, screen recording, and WebRTC signaling. Key ports include TCP 443 for secure connections, UDP 3478 and 19302 for STUN connections to enable media communications, UDP 16384-65535 for SRTP media streaming, TCP 8191 for screen recording, and TCP/UDP 3478 and 19302 for WebRTC signaling. Genesys Cloud utilizes Amazon AWS and Google services and Edge devices for some media transmission.

This reference article lists the ports required for access to specific services in the Genesys Cloud browser client, the Genesys Cloud desktop app, and the Genesys Cloud Background Assistant. For more information on other ports and services you may need to configure on your firewall, see About ports and services for your firewall.

Services	Transport/Port (Application)	Destination	Description
All	tcp/443 (HTTPS/WSS)	Genesys Cloud, Amazon AWS	The secure connection from your client to the Genesys Cloud Services on the public Internet.
Video chat Screen share Screen recording	tcp/3478 (STUN) udp/3478 (STUN) tcp/19302 (STUN)^† udp/19302 (STUN)^†	Genesys Cloud, Amazon AWS Google^*	Session Traversal Utilities for NAT (STUN) is an egress connection that informs a host of its public IP address used for media-based communications.
Video chat Screen share Screen recording	udp/16384-65535 (SRTP)	Genesys Cloud, Amazon AWS	The secured transmission of streaming media (audio and video).
Screen recording	tcp/8191 (HTTPS)	Genesys Cloud Background Assistant running on localhost loopback address (127.0.0.1)	Secure connection from a Genesys Cloud browser client to the Genesys Cloud Background Assistant to facilitate screen recording.
WebRTC signaling	tcp/3478 (STUN)^‡ udp/3478 (STUN) tcp/19302 (STUN)^† udp/19302 (STUN)^†	Genesys Cloud, Amazon AWS Google^*	These ports must be opened for both the client and Edges. These are used for the srflx and relay candidates. If they are closed, calls will have a high rate of failure.
WebRTC Media	udp/16384-65535 (SRTP/TURN)	Genesys Cloud Edge devices, Genesys Cloud, Amazon AWS	The transmission of secured streaming media (audio).

* Third-party service – not hosted by Genesys Cloud.

† Optional – For more information, see Does port 19302 for Google’s STUN need to be open?

‡ Not currently in use, but should be open and reserved for future use.

Revision historyClick to expand

Modified date (YYYY-MM-DD)	Revision
2025-05-19	Media RTP port range expansion from udp/16384-32768 to udp/16384-65535.
2024-11-18	Updated the status of tcp/3478 (STUN) Transport/Port for the WebRTC signaling service.
2022-11-02	Added the screen recording row with the Genesys Cloud Background Assistant destination.
2020-12-14	Broke out the main sections of the larger Ports and services for your firewall article into smaller articles. Created this article to cover the ports and services for Genesys Cloud clients.

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Ports and services for Genesys Cloud clients

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