http://blogs.technet.com/b/justin_gao/archive/2012/12/29/exchange-server-2013-rtm-mailbox-h-a-deploying-document.aspxHi all : This document will to show you how to deploying and creating Exchange Server 2013 Mailbox high availability solution on the Windows Server 2012. More details information , please reference TechNet website : http://technet.microsoft.comen-USTelligent Evolution Platform Developer Build (Build: 5.6.50428.7875)http://blogs.technet.com/b/justin_gao/archive/2012/12/29/exchange-server-2013-rtm-mailbox-h-a-deploying-document.aspx#3543236Sun, 30 Dec 2012 13:14:50 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3543236Justin Gao<p>Hi Scott:</p> <p>You can reference this new post for Pre-stage CNO for Exchange Server 2013 DAG :</p> <p><a href="http://blogs.technet.com/b/justin_gao/archive/2012/12/30/you-need-to-know-pre-stage-cluster-name-object-when-your-create-exchange-server-2013-dag.aspx" rel="nofollow" target="_new">blogs.technet.com/.../you-need-to-know-pre-stage-cluster-name-object-when-your-create-exchange-server-2013-dag.aspx</a></p> <p>Thank you !</p><div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3543236" width="1" height="1">http://blogs.technet.com/b/justin_gao/archive/2012/12/29/exchange-server-2013-rtm-mailbox-h-a-deploying-document.aspx#3543070Sat, 29 Dec 2012 14:54:46 GMTd5e57398-b9ef-4490-9955-07cbb4e4a80d:3543070Scott Schnoll<p>These instructions are incorrect and will not work, as you did not include the required step of pre-staging the CNO for the DAG. &nbsp;This step is required when deploying DAGs on Windows Server 2012.</p> <div style="clear:both;"></div><img src="http://blogs.technet.com/aggbug.aspx?PostID=3543070" width="1" height="1">