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Remove Microsoft Teams Option

1. Disable the Microsoft Teams Option​

First, check in the sipcall customer or partner portal whether the Microsoft Teams option has already been canceled/disabled.

2. Delete sipcall Direct Routing from your Microsoft Tenant​

2.1 Preparation​

2.1.1 Install/Update Microsoft Teams Module​

info

You can skip this step if your module is already up to date.

  • Open PowerShell as administrator.

  • Install or update the Microsoft Teams module with the following command:

Set-ExecutionPolicy RemoteSigned -Force
Install-Module MicrosoftTeams -RequiredVersion 7.1.0 -AllowClobber
  • Finish PowerShell after installing the module.

2.2 Remove Configuration​

2.2.1 Start Session​

  • Reopen PowerShell (PowerShell as administrator does not need)
  • Import the Team PowerShell module
Import-Module MicrosoftTeams
  • To start working with the Microsoft Teams PowerShell module, type the following command:
Connect-MicrosoftTeams
  • The following is a pop-up for Microsoft 365 authentication. Your user must be assigned the Microsoft role "Global Administrator" or "Team Administrator".

2.2.2 Remove User Phone Numbers​

Disable the telephony features for the desired users and remove the phone number using the following command:

Remove-CsPhoneNumberAssignment -Identity "yourusername@yourcompany.com" -RemoveAll
Example:
   Remove-CsPhoneNumberAssignment -Identity "homer.simpson@thesimpsons.ch" -RemoveAll 
   Remove-CsPhoneNumberAssignment -Identity "marge.simpson@thesimpsons.ch" -RemoveAll 
   Remove-CsPhoneNumberAssignment -Identity "bart.simpson@thesimpsons.ch" -RemoveAll
   Remove-CsPhoneNumberAssignment -Identity "hauptnummer@thesimpsons.ch" -RemoveAll
note

Wait at least 10 minutes before proceeding to the next step.

2.2.3 Remove the Voice Route​

info

All phone numbers must first be removed from the sipcall voice route.

Remove the voice route:

Remove-CsOnlineVoiceRoute -Identity "sipcall"
note

Wait at least 10 minutes before proceeding to the next step.

2.2.4 Remove PstnUsage​

Set-CsOnlinePstnUsage -Identity Global -Usage @{remove="sipcall"}

2.2.5 End PowerShell Session​

End the PowerShell session:

Disconnect-MicrosoftTeams