Supporting Avaya Calling

Last Updated : Feb 24, 2026 |
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Avaya calling lets users make and receive IP Office calls through Avaya Cloud Services.
IP Office Support
IP Office R11.1 FP1 SP1 and higher.
User Clients
Users can make and answer calls using the following clients. The client supported is configurable for the customer installation.
  • Avaya Calling Extension - This is a Google Chrome extension which uses WebRTC.
  • Avaya Workplace - Version 3.16 and higher. This client uses SIP for calls.
one-X Portal
The following features require the IP Office system to include a one-X Portal server:
  • Chrome Extension - WebRTC for calls using the Chrome extension requires the Avaya one-X Portal. It also requires the WebRTC Gateway service on the same server.
    • The IP Office supports resilience on networks with a secondary Avaya one-X Portal.
    • IP500 V2 systems must use an IP Office Application Server for Avaya one-X Portal and WebRTC.
  • SSO - Single sign-on support through either of the clients.
Remote Clients
For user connections from remote clients:
  • You must route all connections through the customer firewall or an ASBCE.
  • DNS must resolve all external and internal addresses as required.
Related links
IP Office Components for Avaya CallingAvaya Calling LimitationsAvaya Calling Chrome Extension SchematicAvaya Calling Workplace Client SchematicAvaya Calling Native Remote WorkerAvaya Calling Remote Worker Using an ASBCEAvaya Calling LicensingChecklist for configuring Avaya Calling with IP OfficeEnabling Avaya Calling Support for the Customer DomainInstalling the Avaya Calling ExtensionBlank Calling Extension/Enabling Third-Party CookiesGetting the Chrome Extension Logs