Veeam is happy to provide a free NFR license (for 1 year, up to 10 users). This license allows for the non‑production use of Veeam Backup for Microsoft Office 365 in your home lab without any feature limitations.
|Office 365 Resource Calendars aka "Rooms"||4||42|
|Time server on domain||3||23|
|exchange, OWA, LOAD BALANCER||7||22|
|Increase item size limit in public folder in Office 365||4||18|