We updated the Exchange 2010 Mailbox Server Role Requirements Calculator.  Head on over to the Updates Tracking page to see what is changed and/or download the revised version.  The main article has also been updated. - Ross Smith IV Read More

No matter how many lines of code it has, every software application has scalability limits. Some limits can be caused by limits that are external to the application itself, while others can be inherent within the application. As a software engineering Read More

Exchange CXP team has released Update Rollup 2 for Exchange Server 2010 RTM (KB 979611) to the download center. KB 979611 lists all the fixes included in this rollup. Here are some of the product improvements and critical bug fixes we'd like to call Read More

Today I am pleased to announce the release of the Exchange Server Pre-Deployment Analyzer (ExPDA). You can use the Exchange Pre-Deployment Analyzer to perform an overall topology readiness scan of your environment. When you run the Exchange Pre-Deployment Read More

Please go to our Mailbox Server Role Storage Requirements Calculator updates tracking page to see what is in this new version! A blog post explaining the calculator (updated for this new version) is here. Comments welcome! - Ross Smith IV Read More

The new Exchange 2010 webcast series is live! Register to attend in-person via Live Meeting or download the recorded video or podcast. A full schedule of topics and presenters is below. Each webcast is 60min in length. Looking for something shorter? Read More

Exchange CXP team has released Update Rollup 2 for Exchange Server 2007 Service Pack 2 (KB 972076) to the download center. In addition to bug fixes reported by customers we have added new rules to the Exchange Best Practices Analyzer to check the health Read More

In November, we launched the Exchange Server 2010 Deployment Assistant. In the initial version of the Deployment Assistant, content was available for customers upgrading from Exchange 2003. We are happy to announce that today we've released content for Read More

I am delighted to announce that on March 1st 2010 we will be delivering the first session of the Microsoft Certified Master program for Exchange Server 2010. We delivered our very last 2007 based rotation back in October. Over the programs lifetime we Read More

I'd like to share with everyone some good news today— BlackBerry® Enterprise Server (BES) is now fully supported on Microsoft® Exchange Server 2010 and BlackBerry® Technical Support Services are readily available. This is the earliest customers have been Read More

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

Six or seven years ago, I was faced with several cases where the permissions on public folders had been made non-canonical by programs running against the M: drive. This was back in the Exchange 2000 days when IFS was still around, and it exposed the 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

By now you have seen our interviews with both Global Crossing and Lifetime Products and you've heard what excites them most about moving to Exchange 2010. Check out the video interviews with Global Crossing and Lifetime Products. We headed down to Memphis Read More

<edit 11/12/09 10:48pm: Added some additional information, links, etc.>On November 9th, many of our web properties were updated with new content and information to coincide with the general availability of Exchange 2010. With all the new information Read More