Microsoft Teams Network Assessment Tool
Microsoft Teams Network Assessment Tool provides the ability to perform a simple test of network performance and network connectivity to determine how well the network would perform for Microsoft Teams calls.
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Version:
1.9.0.0
Date Published:
5/3/2026
File Name:
MicrosoftTeamsNetworkAssessmentTool.exe
File Size:
25.0 MB
The tool tests the connectivity to various Teams servers deployed in the Microsoft Azure network. Specific functionality:- Network performance – Test the connection to a Microsoft Teams relay by streaming packets to the nearest edge site and back for a configurable amount of time. The tool collects and outputs loss, jitter, and round trip time during this packet exchange. The results from set of test calls can be analyzed to determine if it meets the media quality and performance targets described here: https://support.office.com/en-us/article/Media-Quality-and-Network-Connectivity-Performance-in-Skype-for-Business-Online-5fe3e01b-34cf-44e0-b897-b0b2a83f0917 . These targets and testing apply for Microsoft Teams calls only.
- Network connectivity – Verify network and network elements between the test location and the Microsoft Network are correctly configured to enable communication to the IP addresses and ports needed for Microsoft Teams calls. The addresses and ports are described here: https://support.office.com/en-us/article/Office-365-URLs-and-IP-address-ranges-8548a211-3fe7-47cb-abb1-355ea5aa88a2#bkmk_teams. Access this functionality by running NetworkAssessmentTool.exe with no command line switches, it is the default.
Supported Operating Systems
Windows 8
- Windows 8 or later
- PC must meet the requirements for Skype for Business Online systems described here: https://products.office.com/en-US/office-system-requirements#subscription-plans-section
- For Windows Server edition, ensure the Desktop Experience feature is enabled.
- For Windows N or KN versions, ensure the Media Feature pack is installed: https://www.microsoft.com/en-us/download/details.aspx?id=49919
- Only a single instance of the tool running on PC instance. This tool is not intended for load/stress testing.
- After downloading, run the downloaded executable to install. The install location is %ProgramFiles(x86)%\Microsoft Teams Network Assessment Tool, and the tool itself is NetworkAssessmentTool.exe.