Back Up, Restore CRM database and Import CRM 2011 organization

https://srmscrm.wordpress.com/2013/02/13/how-to-take-backup-ms-crm-organization-database/

http://www.dynamicedge.com.au/index.php/2013/03/restoring-a-dynamics-crm-2011-database/

https://msdn.microsoft.com/en-us/library/hh127042%28v=crm.6%29.aspx