XBOX OWA theme is back!

A while ago we had a post on XBOX OWA theme. Eileen Brown posted a 8 minute blogcast on how to customize OWA themes and – the theme files are officially available for download now. Read the rest here! Enjoy! – Nino Bilic


What happens during the online Normal backup?

Note: the following applies to “streaming” backups, not to the VSS backups.   Exchange transaction logs track all the changes to a database. If a database crashes, no harm done, because the transaction logs always secure changes before the crash. When you start the database again, the logs have everything needed in them to get…


Exchange 12 has been announced… Now how can YOU work on it?

The Exchange Client Access (aka Front End) team is looking for Program Managers!   To answer your first question, What the heck does a Program Manager do?, read this post from the Microsoft JobsBlog.  There are a bunch of great links in that post to other blog postings from Microsoft PMs. As a matter of…


Our blogoversary is coming up – have any questions on Exchange 12?

You’ve probably been seeing the news reports about E12 and wanting to know more. Well, the one-year anniversary of this blog is coming up on February 9th, and we thought that would be a good opportunity to give our readers a chance to ask us questions about Exchange 12. RTM is still quite a ways…


We would love to hear your ExBPA story!

The Exchange team would love to hear your ExBPA story!  If you have had a great experience with our latest tool, please email “exrefcom AT microsoft DOT com” with your story! – Michael Liu


MS IT: Leveraging dual SMTP Virtual server approach for Exchange 2003 gateway perimeter system

The vast majority of modern messaging environments have a challenge of establishing and maintaining reliable and secure Internet e-mail connectivity.  While the task of enabling Internet e-mail routing is relatively straight forward and usually well documented for most messaging platforms (most people view it as narrow as creating a DNS MX record for inbound e-mail…


Why does the 2003 ADC randomize the logon name?

I’m often asked the question: Why does the Exchange 2003 ADC create accounts with a bizarre logon field? (For Example, ADC_BDZQOKNUIZDWPPHG )   It’s usually hard to answer this question if the person asking it doesn’t have a certain level of ADC knowledge. So let’s discuss a couple of common pitfalls that can go wrong…


The story of the MSDTC resource and Exchange 200x cluster servers

As I already mentioned on my blog, here is some information on a somewhat confusing subject. I added two more questions about MSDTC that we hear often:   Over the years, the best practice recommendations on where to place the MS Distributed Transaction Coordinator (MSDTC) resource in Exchange cluster has bounced between two differing views….


Common Trust, Encryption and Digital ID Troubleshooting – for Microsoft Outlook and Microsoft Exchange users

Some of the most common issues the Exchange Client-Server Integration team sees regarding S/MIME issues with Outlook and Exchange are:   –     Trust Failures – the Trusted Root Certification Authority certificate is not installed on the client or server. –     Encryption Issues – not sent with intended cipher strength. –     Errors – “Your digital ID name could not…


Fun with changing E-Mail Addresses

One may think that making changes to the e-mail address of a mailbox is a simple thing, but Exchange does a bit of work to ensure the changes are correct and will not cause problems in the system. Here’s an overview of how the UI updates e-mail addresses and how it validates and checks for uniqueness…