Microsoft has a really nice and useful tool for measuring prohibited between your devices and the internet - and from there on to the Microsoft network.
Insights from these measurements help you discover and understand connectivity problems for individual office locations and how you can update your network architecture to improve connections to Microsoft 365 and with it Teams.
This can dramatically increase productivity and satisfaction for people in your organization.
The tool consists partly of an exe file that you have to run and partly of information in the browser
You can find the tool right here connectivity.office.com