A tool familiar to many LCS, OCS, and Lync Server 2010 administrators is the database import/export tool called
dmbimpexp.exe. This tool enables administrators to import or export user contact lists using XML files. Typically a SQL server backup captures the rtc database that contains the user contact lists, but having the XML version available can be useful when restoring from a backup that is slow or unavailable.
Starting with Lync Server 2013, this tool has been removed and replaced with a series of native cmdlets providing similar functionality. The
Convert-CsUserData cmdlets provide these same features and offer a solution native to the Lync Server Management ...