Microsoft has set the end of Skype for Business by July 2021. Microsoft Teams Calling is the Skype for business replacement.

With Teams Calling, you can:

Make and receive phonecalls using Microsoft's chat platform, Teams. This means your internal chat, and collaboration tool is now ready to communicate with external parties. Your workforce has everything they need for communication, internal and external, within the one application.
Transform the way you connect by combining direct routing for Microsoft Teams global voice and the best of Microsoft's cloud collaboration tools.
Communicate through chat, meetings, video and voice calls to anyone inside and outside your organization.
Host audio and web conferences. Make calls to landlines, mobiles or international destinations.

Teams Calling by Powernet

by Powernet Group Pty Ltd