Set Up Dial In Or Pstn Conferencing For. For users with Office 365 E3 or E1 Audio Conferencing is accessible but with a corresponding fee. If you do not configure the user account with Teams direct routing or assign the user account a Microsoft Calling Plan you cannot dial out to the PSTN which means it cannot be used to dial emergency services 911 999 112 etc.
Depending on the licence of the person scheduling the meeting this is how you add PSTN dial-inout for your meeting. Meeting attendees who dial in dont need any licenses assigned to them or other setup. For more information about them please refer to.
For users with Office 365 E3 or E1 Audio Conferencing is accessible but with a corresponding fee.
Enable Cloud PSTN Conferencing in Office365 in Skype for Business Online Set up dial-in or PSTN conferencing for Skype for Business. Depending on the licence of the person scheduling the meeting this is how you add PSTN dial-inout for your meeting. Step up audio conferencing in office 365 also know the difference between toll and toll free number. According to Tom Talks here is how you can add PSTN dial-in to Teams.