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Hello, i have to backup (tape library) a mailsystem with about 300.000 Mailboxes on 2 backends. Summary of all mailboxes are 2 TByte. The mailstore is mdbox. Is it save to do a simple filesystem backup (full and incremental) with backupsoftware? What is the prefered strategy to do a backup for desaster recovery (mailsystem crash) and restoring single usermailboxes? Regards, Claus

...tto VCB. Until now I only did "Snapshot-backups". But I know, that this way of backups is not the best way for domaincontrollers. I'm now planning to do backups by shutting down the VM, then doing backup and then starting machine again. Maybe someone can give me some hints, which backupsoftware to use or what to consider in this topic. Some time ago I had an error, that a client couldn't connect to AD ("Could not determin trust relation"... something like that was the errormessage). I'd like to avoid inconsitencies. Example: - SAMBA4 shut down - SAMBA4 backup - SAM...