Avaya Calling Chrome Extension Schematic

Last Updated : Feb 24, 2026 |
Prolog information
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.