Exchange Server disasters can happen despite all the precautionary measures taken by the administrators. Fortunately, there are many professional Exchange recovery tools that help in dealing with such situations. Still, many experienced administrators keep regular backups so that everything can be recovered after Exchange crashes. This two-part article shows you how to use the backup feature of Windows Server to backup and restore Exchange data.
You are lucky if you have Exchange backups to rely on after Exchange crashes. Here, we will show you how Exchange data can be recovered from Windows Server backups. However, any changes post backup would not be recovered. Here are the steps to be followed for the recovery :
For local drives, select the drive and back location; for remote shared folder, provide UNC path (on Specify remote folder page); click Next.
If you don’t have any backups to restore the Exchange data, try to repair the corrupt EDB files using a third party Exchange Recovery tool like- Kernel for Exchange Server Recovery, a third-party tool which handles all the possible issues of Exchange server. This EDB to PST Converter tool is embedded with extensive Exchange recovery features that help administrators to recover the required mailboxes and items easily.
Read more : https://social.technet.microsoft.com/Forums/office/en-US/45ea5440-728a-442e-949f-8d330abea079/exchange-edb-corrupt