Microsoft 365 FundamentalsDescribe core Microsoft 365 services and conceptsMedium
A company is transitioning from a legacy on-premises phone system to a modern cloud-based solution integrated with their Microsoft 365 environment. They want to enable users to make and receive calls directly from their Microsoft Teams application, including external phone numbers. Which Microsoft 365 capability is required to achieve this?
- AMicrosoft Stream
- BMicrosoft Teams Phone System
- CMicrosoft Teams Live Events
- DMicrosoft Viva Connections
Show answer & explanationAnswer & explanation
Correct answer: B. Microsoft Teams Phone System
Microsoft Teams Phone System (formerly Skype for Business Cloud PBX) provides the core calling capabilities, allowing users to make and receive calls over the internet within Teams, including connecting to the Public Switched Telephone Network (PSTN) for external calls.
Why the other options are wrong
- A. Microsoft Stream is a video streaming service, not related to voice calling or phone systems.
- C. Microsoft Teams Live Events are for broadcasting presentations to large audiences, not for general voice calling.
- D. Microsoft Viva Connections is for building an employee experience portal within Teams and SharePoint, not for telephony services.
Microsoft Teams Phone System
A cloud-based private branch exchange (PBX) system enabling call control and private branch exchange (PBX) capabilities with Microsoft Teams.
- Replaces traditional on-premises phone systems
- Allows making and receiving external calls via PSTN connectivity (via Calling Plans or Direct Routing)
- Integrates deeply with the Microsoft Teams client for a unified communication experience
Memory trick: Phone System turns Teams into your business phone.