There are many methods to backup Exchange, this article describes each of them separately and introduces one third party backup software to backup Exchange: EaseUS Todo Backup Advanced Server.
Online backups enable you backup Exchange in use. You don't need to stop any Exchange services when you do backup. You can do online backup by installing Exchange administrator or Exchange System Manager on a Server. (You can also use third party backup software, but you have to install the Exchange Agent or Exchange-aware backup software for they can extend the functionality of third-party backup software.)
NOTE: online backup without stopping Exchange services means files and folders in use are skipped.
Three backup types available:
Offline backups refer to backups of Exchange Server when Exchange is in use. Planned offline backups will produce consistent database files. Unplanned offline backups are backups that are taken when the server fails. If Exchange Server fails before the backup, databases may need to repair after the restore procedure.
When you install an Exchange server, it's necessary to back it up to ensure that all mailboxes and system data can be recovered when facing with an Exchange server crash. MS backup applications and third party backup software can both backup Exchange, but Exchange backup is complex task because Exchange uses open files and running process. To choose a third party backup software which is specialized in backing up Exchange is requisite.
EaseUS Todo Backup Advanced Server is professional Windows backup software to backup and restore Exchange Server 2010, 2007, 2003. It can easily restore exchange to the original location and save disk space with overwriting the original files. It ensures business continuity by way of backing up the Exchange server.