This reference article lists the ports required for access to specific services for VoIP phones under BYOC Cloud. 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
Zero-Touch Provisioning tcp/443 (HTTPS) Polycom ZTP† The secure connection an unconfigured Polycom device will make to discover its initial configuration. For more information, see Domains for the firewall allowlist.
Configuration provisioning

tcp/80 (HTTP)

tcp/443 (HTTPS)

 Genesys Cloud Global Phone Provisioning (AWS) The connection a phone makes for organization level configuration. 

tcp/80(HTTP)*

tcp/443 (HTTPS)*

 Genesys Cloud Media Tier The connection a phone makes for VoIP configuration. 
Signaling tcp/8061 (SIPS)* Genesys Cloud Media Tier The connection for VoIP signaling (dialing, ringing, etc. for inbound and outbound calls). For more information, see Cloud media services CIDR IP address range.
Media udp/16384-32768 (RTP/SRTP) Genesys Cloud Media Tier The transmission of streaming media (audio). For more information, see Cloud media services CIDR IP address range.
* Default ranges; ports can be changed in the Genesys Cloud configuration.

† Third-party service; not hosted by Genesys Cloud.

Date Revision
March 16, 2022 Added links to the Domains for the firewall allowlist and Cloud media services CIDR IP address range articles.
January 6, 2022 In the Destination column, renamed Genesys Cloud Edge Devices to Genesys Cloud Media Tier. For more information, see Edge terminology reset. 
December 14, 2020 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 VoIP phones under BYOC Cloud.