Just a quick note to share the news! We have just released the Exchange 2010 Update Rollup 1. You can download the update here and read more information about fixes included in the following KB article: http://support.microsoft.com/kb/976573 - Nino Bili Read More

With the release of Exchange 2007 SP2 we provided a Supportability Matrix which outlined the supported configurations for Exchange 2000 SP3, Exchange 2003 SP2, and Exchange 2007 (RTM, SP1, and SP2).   But as many are aware, with the release of Windows Read More

EDIT 11/24/2009: Corrected the permissions needed in KB 970104 section. It has been about a couple of months since we released Exchange Server 2007 Service Pack 2. About 3 years ago when we shipped Exchange Server 2007 we promised cumulative update rollups Read More

NOTE: This article has been updated to correct the MSAS URLs mentioned in this article. By now most of you have heard about the release of Exchange 2010.  Those of you that are upgrading from Exchange 2003, Exchange 2007 or a mixture of the two, are Read More

We heard concerns from our early adoption Exchange Server 2010 customers regarding transitioning from Exchange Server 2003 and/or Exchange Server 2007 in a few key areas. One of which is the fact that you, Exchange/IT administrators, are burdened with Read More

This is an update to the blog post Next version of Exchange and Single Label Domain (SLD) policy under review. In response to customer feedback, the Exchange team has updated their testing matrix and has determined that Exchange Server 2010 will be supported Read More

It was mentioned before that Exchange 2007 SP2 contained Exchange 2010 schema completely back ported to it, but if you check the LDF files that generate the schema you may notice that they are in fact different. Back porting the schema was not a straight Read More

By now you may have read or heard that the /PrepareDomain operation in the Exchange 2010 Release Candidate (RC) applies certain Access Control Entries (ACEs) on the AdminSDHolder object within Active Directory. In particular, /PrepareDomain grants the Read More

EDIT 11/4/2009: The information in this article is obsolete. Please read this post for new information on the subject. Since we announced the release of Exchange Server 2007 SP2, we've received a few questions about running Exchange 2007 on Windows Server Read More

We have released the updated Setup prerequisite files for the problem we wrote about in Exchange 2007 SP2 Setup fails if all domain controllers are running Windows Server 2008 R2. This fix will unblock Exchange 2007 SP2 setup in those environments. Installation Read More

EDIT 9/16/2009: We have now published fixes for this problem and have an updated blog post about it. Please go here to read the updated information. We have learned of and analyzed the problem where the Exchange 2007 SP2 installation can fail during Read More

We are pleased to announce the release of Service Pack 2 for Exchange 2007. This marks an important milestone in the development process for Exchange Server 2007. Our team has provided a couple of blog posts here and here outlining what is available in Read More

We have released Update Rollup 9 for Exchange Server 2007 Service Pack 1 (KB 970162) to the download center. The release of the rollup via Microsoft Update will happen on July 28. The majority of changes in this rollup are bug fixes. Here are a few Read More

This question comes up during every Beta release (see here and here) and we have again seen it pop up in both Exchange 2010 forum as well as on our blog. The short answer is: No! Many people know that we run several customer test programs, and as part Read More

We have made the following updates to the installation guides: We have finally released an Windows Server 2008 Cluster Continuous Replication Installation Guide (yeah we know it was a way overdue): http://technet.microsoft.com/en-us/library/dd425009.aspx Read More