Voice for Teams, Direct Routing Overview

Requirements

  • End user account must be homed in Office 365. You can’t use Teams Voice for the same end user account that is homed on-premises SfB service. (Microsoft reference)​

  • End user must have the following licences/usages assigned. (Microsoft reference)​

  • Microsoft Teams Phone (aka Phone System). Add-on license for E1/E3, included in E5.​

  • Microsoft Teams. Included in E1/E3/E5​

  • *Microsoft Audio Conferencing. Add-on license for E1/E3, included in E5. ​

*Not mandatory for end user voice service, but the Audio Conferencing license is required for adding external phone participants to scheduled Teams/SfBO online meetings, either by dialing out to them for the meeting or by providing the dial-in number. Conferencing dial-in phone numbers from Microsoft.​

 

Solution architecture

 

 

 

 

 

 

 

 

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