Mitel × Microsoft Teams Integration

Key Features

• One-click answer, place calls, and view records in Teams
• Sync bidirectional online and call status
• No Microsoft E5 or Phone System license required

Features and Configuration

• Employees can answer calls, dial, and view call history in Teams without switching apps.
• Retain Mitel call routing, hunt groups, and enterprise voice features to avoid purchasing duplicate phone licenses.
• Continue using existing phones, softphones, and call center systems while progressing the migration on schedule.
• Three integration paths address cost-sensitive needs, unified state requirements, and direct routing scenarios respectively.

Technical Specifications (8Item

Integration Method 1

Mitel Telephony Only Client: Teams for collaboration interface, Mitel call server provides voice

Integration Method 2

Mitel Assistant (Teams Tab App): One-Click Answer, Call History, Make Calls, and Presence

Integration Method 3

Direct Routing via Mitel SBC: Connect the Mitel Platform to Teams Phone

License Requirements

Mitel Assistant does not require Microsoft E5 or Phone System licenses.

Online status

Bidirectional state sync: call status updates with user actions.

Target Users

Suitable for both unified communications and call center agents.

Use Cases

Enterprises that have widely adopted Teams and wish to retain their existing phone systems and endpoints

Selection Recommendation

Ideal for large enterprises fully adopted to Teams while still using Mitel phone systems. Supports hundreds to thousands of seats across multiple sites. Choose Telephony Only Client for budget-conscious needs requiring only call answering and dialing; add Mitel Assistant for unified presence and call records; if you already have an SBC and want Teams to handle all telephony, go with Direct Routing.