Microsoft IT has published a white paper about their rollout of Exchange Server 2007 Unified Messaging (UM). This is a good resource for those who enjoy technical detail and are curious about real-world UM implementations! Using Exchange Server 2007 for Unified Messaging and Fax What is the best way...

In Exchange Server 2007, we completely rewrote Search - we upgraded from MS-Search 2.0 to 3.0 (which SQL Server 2005 also uses) and we changed from a "crawl" model to an "always up to date" model - we also rewrote the indexing part to be more efficient in how it communicates with the Exchange Information...

Introduction Usually there is one question that is always asked when dealing with mail-enabled public folders: How does the message get delivered to a replica? To answer that question, let's take a walk down memory lane. Exchange 5.5 In Exchange 5.5 we used to store replica information in...

Update! The actual song is now available for download in the link below. Enjoy! So, how exactly do you encourage developers to adopt good development practices when such practices are not explicitly enforced? We thought about embroidered socks and matching hats, but that was universally frowned upon...

As we previously communicated on September 17, Microsoft released Microsoft Security Advisory (2416728) , “Vulnerability in ASP.NET Could Allow Information Disclosure.” In our last post on this issue we reported that Microsoft is investigating a new public report of a vulnerability in ASP.NET and that...

We have a few openings on the E12 Technology Adoption Program (TAP) for some small and medium companies (less than 500 employees/users). The E12 TAP program is designed to validate Exchange 12 by having customers test and deploy pre-release builds of the next version of Exchange. This gives participants...

NOTE: The content of this article has been published in the official Exchange 2007 documentation. We recommend that you check the documentation for the most up-to-date version. Please go here: http://technet.microsoft.com/en-us/library/bb885041.aspx EDIT: We have updated this post on 2/15/07 to include...

EDIT: This post was updated on 4/29/2008 to add more detail about the Exchange-aware backup on next version of SBS . In a previous blog post , we wrote about the various versions of Exchange Server and their support for Windows Server 2008. Now that Windows Server 2008 has released to manufacturing ...

Recently I've had several questions re: partner product availability for Exchange 2007. I should point out that over the past year, we've had excellent 3 rd party ISV/IHV (Independent Software & Hardware Vendors) participation through our various technology adoption programs. I've charted below...

The Message Tracking Logs contain lots of information about the message flow. The administrator can extract this information to determine mail flow characteristics. For example the administrator may want to determine how much time it took for Exchange 2007 to deliver a message, referred to as End2End...

With Exchange Server 2007 Service Pack 1 you can now manage rules by logging into Outlook Web Access. The goal of the new rules interface is to provide Outlook users with a familiar experience for managing your rules. In the OWA options section is where you will find the rules management page. This page...

This is a part 1 of a 3 part blog post series. Please go here for Part 2 and here for Part 3 . One of the first actions most Exchange Administrators generally take when troubleshooting suspected problems with Exchange Content Indexing will be to rebuild the impacted Mailbox Database's content index...

As I developed the documentation for the Microsoft Exchange Server 2007 Domain Security feature set, I used the self-signed certificates that are generated by the New-ExchangeCertificate cmdlet. For the import function, I used existing PFX (PKCS#12) certs that I had on my computer. So I was excited last...

*But Were Afraid to Ask This is a part 1 of a 3 part blog series. Please see this for Part 2 and this for Part 3 . If you find the inner workings of Exchange data backups using Volume Shadown Copy (VSS) a bit mystifying take comfort in not being alone. Administrators may ask, “What’s...

To read the updated Exchange 2007 Storage Cost calculator blog post and get the calculator, go HERE . All future calculator updates will be rolled into this page, sorted from newer to older. UPDATE ON 3/23/2009: Version 4.1 This release includes new disk types (300GB 10K SFF SAS, 750GB and...

The observant among you may have noticed that starting in Exchange 2007 Service Pack 1, Rollup 4, a new parameter debuted for Set-TransportConfig : DSNConversionMode . Those of you who like to experiment have probably already derived what it is that this does. Those of you who prefer a guide, read on...

Last week, we signed off on E12 Beta 1. This is a great milestone for the product and the team. We've delivered SP1, SP2, ExBPA, and many other great tools along the way - but E12 has always been our primary goal in the 2 years since Exchange 2003 shipped. Right from the beginning, our high level...

Two years ago, I posted a three-part series on troubleshooting public folder replication. Part 1 discussed the replication of new data, Part 2 discussed the replication of existing data, and Part 3 discussed the replica deletion process and some common problems we saw with Exchange 2003. With this post...

Yesterday afternoon, I was trying to send a large video of my new born baby to my mom through Exchange Server 2007 Outlook Web Access (OWA). And when I tried to upload the video, OWA would not let me do so. Darn it - cannot even share my baby's first shower with my mother. And then I realized - hey,...

There's been some confusion about how to gracefully remove a public store on an Exchange 2007 server, so I want to briefly review the topic and hopefully clear up a particular point. In order to remove the store, you must follow the steps described in this previous blog post : 1. Move the public folder...

An important factor in maintaining consistent spam protection over time is ensuring updates to the anti-spam filters are in place. Microsoft Exchange Server 2007 leverages the proven Microsoft Update infrastructure for providing anti-spam filter updates and, by default, administrators can visit the...

In Exchange 12 (“E12”), we have focused our public API story on: Web Services for accessing information stored on the server Managed Agents for processing mail flowing through the server Windows Scripting Shell (Monad) “cmdlets” for managing the server itself The Sep 15 PDC presentation...

As I previously posted about the DPM 2007 Storage Requirements Calculator, I wanted to post a quick note saying that it got updated today. You can get it here: http://blogs.technet.com/dpm/archive/2007/10/31/data-protection-manager-2007-storage-calculator.aspx . This update corrected capacity calculation...

EDIT 10/14/2009: We updated the section that recommends settings for environments that need to support messages larger than default 10MB message size . Already an expert on large messages? You'll still want to check out the updated "Best Practices" section below to harden your server against possible...

A while ago we told you about the setup prerequisite change in Exchange 2007 SP1 that allows setup to ignore unreachable domains and domains that do not have any domain controllers running a minimum of Windows 2003 SP1. That post is here: http://msexchangeteam.com/archive/2007/07/30/446579.aspx In this...