Which configuration is required / recommended on the cloud side?

There are some proven recommendations for Microsoft Teams Rooms settings related to Teams and Exchange when hosted on the Microsoft Cloud. Here are some of them:

1. make sure all devices are updated to the latest version of Microsoft Teams Rooms. This will ensure that devices are using the latest features and enhancements, as well as receiving potential bug fixes.
2. Use Exchange Online as the email provider and ensure that users' calendars are hosted on Exchange Online. This will enable smooth integration between Teams Rooms and users' calendars.
3. enable the "Automatic meeting scheduling" option in Microsoft Teams to ensure that meetings are automatically added to users' calendars and rooms are reserved accordingly.
4. Use the Teams Rooms room finder to ensure that users can find and book available meeting rooms quickly and easily.
5. Configure Teams Rooms to automatically join meetings when booked by a user. This saves time and ensures that the meeting can start without delay.
6. ensure that the network and firewall settings are configured correctly to ensure a stable and secure connection between the devices and the Microsoft Cloud.