Simultaneous Mode Devices

Last Updated : Apr 06, 2026 |

An IP Office user can be logged in simultaneously on one of each of the following types of telephone devices:

Telephony Client

Notes

A physical desk phone

A physical phone, including a SIP, H.323 or DECT extension. This also includes clients running on a Vantage phone.

A desktop (PC) VoIP client:

  • Avaya Workplace Client for Windows

  • Avaya Workplace Client for macOS

A mobile VoIP client:

  • Avaya Workplace Client for Android

  • Avaya Workplace Client for iOS

A WebRTC client:

  • Avaya Calling using the Chrome extension.