In our Events appears these errors but the referenced mailbox seems to be working fine. Unexpected Exchange mailbox Server error: Server: [sbs-server.ToGoStores.local] User: [email@example.com] HTTP status code: . Verify that the Exchange mailbox Server is working correctly
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.