http://blogs.technet.com/b/timmcmic/archive/2010/01/05/exchange-2010-pre-staging-the-cluster-name-object-cno-to-support-a-database-availability-group-dag.aspxIn Exchange 2010 when using the Database Availability Group (DAG) we leverage the cluster services in Windows 2008 and Windows 2008 R2.&#160; When utilizing the cluster services in Windows 2008 and Windows 2008 R2 the cluster core resources – clusteren-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.technet.com/b/timmcmic/archive/2010/01/05/exchange-2010-pre-staging-the-cluster-name-object-cno-to-support-a-database-availability-group-dag.aspx#3492797Tue, 17 Apr 2012 23:48:01 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3492797Wasim<p>Thanks for the Information! Good Post!</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3492797" width="1" height="1">