Avaya Calling Chrome Extension Schematic

Last Updated : Feb 24, 2026 |

The following is a simple schematic of the connections when using the Chrome extension for calls.





Port

Destination/Description

80, 443

User synchronization operation. SSO operation if enabled.

3478

STUN/TURN connection from WebRTC Gateway service to STUN/TURN server. This can be the STUN service on ASBCE.

9443

Websocket connection to the IP Office WebRTC Gateway service running on the same server as the one-X Portal service.

56000 to 58000

WebRTC call media from the Chrome extension to the IP Office WebRTC Gateway service.