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Tuesday, June 17, 2008 10:40 AM

"Microsoft Exchange Service Host" fails to start in Secure Exchange 2007 Environments

On Exchange Server 2007, especially post service pack 1 (I ran into this problem while installing service pack 1 update rollup 2), it appears that some of the assemblies (that is, parts of the various Exchange programs) are "signed with Authenticode"...
Posted by michael | 2 comment(s)
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Friday, April 18, 2008 10:45 AM

A Work In Progress...

Yesterday (Thursday, 2008-04-17) was the last day of the 2008 MVP Summit. Over one-half of the MVPs attending were from countries other than the United States. It was interesting to hear the dozens of languages being spoken around me this week. Very little...
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Monday, April 14, 2008 8:31 AM

Live from Redmond - it's Geeks Argue!

I and 4,000 MVPs from around the world have accumulated in Seattle/Redmond this week. Where do we all go? To the bar, of course! Last night, a few Exchange MVPs and the odd PowerShell MVP were sitting around discussing stuff I can't talk about here...
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Wednesday, April 09, 2008 5:59 AM

Default Gateways and Exchange Server

Sometimes, you need to step back and take a different look at a problem. When you are "in the weeds", you can't necessarily see the forest for the trees. Exchange Server is a networking application. Now, before you say "duh!",...
Posted by michael | 2 comment(s)
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Friday, April 04, 2008 9:42 AM

Exchange 2007 and Domain Rename

As I mentioned in yesterday's post, Wrapping up SLDs and Exchange Server 2007 , anytime after PrepareAD is run, it is too late to run the Domain Rename (rendom) tool. As part of PrepareAD, the Exchange Server 2007 setup tool stamps the Active Directory...
Posted by michael | 3 comment(s)
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Thursday, April 03, 2008 11:09 AM

Wrapping up SLDs and Exchange Server 2007

In Single Level Domains and Exchange 2007 service pack 1 , I commented on the fact that Microsoft was no longer going to support single label domains starting with Exchange Server 2007 service pack 1. Then, in More on Single Label Domains and Exchange...
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Tuesday, April 01, 2008 3:13 PM

More on Exchange Server 2007 and MS08-003

In Problem Between Exchange Server 2007 and MS08-03 , I wrote about a problem introduced by MS08-003 that affected large Exchange environments. Last week, a hotfix was released for this problem. Surprisingly for many, it was actually an Active Directory...
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Saturday, March 29, 2008 8:08 AM

Exchange Server 2007 and Domain Controllers - A Summary

Over three years ago, I wrote my most popular (in terms of number of times it has been read) blog post ever: " Exchange Server 2003 and Domain Controllers - A Summary ." Since it was written in January of 2005, Exchange Server 2003 service pack...
Posted by michael | 3 comment(s)
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Thursday, March 27, 2008 2:53 PM

A "Perfect" Install of Exchange Server 2007 on Windows Server 2008

I just finished installing Exchange Server 2007 on Windows Server 2008 (single server install). It went smooth as silk and I'm as pleased as punch. You have to install the "PowerShell" feature and the "IIS" role, and then start...
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Tuesday, March 11, 2008 10:24 AM

Suppressing Non-Delivery Reports (NDRs)

Once the spammers find your domain, which usually only takes a few weeks after it has come online, you'll start seeing lots of error messages being returned to your Exchange Server - for email that was never sent from your server! This is commonly...
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Friday, March 07, 2008 9:23 AM

Exchange 2007 Disk Performance/Partition Alignment - A Little Quickie

A perennial recommendation to squeeze the utmost in performance from your Exchange 2007 (and Exchange 2000 and Exchange 2003...) disk spindles has been to align the partition boundaries of the disks to a 8 KB boundary - since Exchange will always read...
Posted by michael | 2 comment(s)
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Thursday, February 28, 2008 3:50 PM

Exchange Server 2007 and Universal Groups

Recently, the question was asked on one of the mailing lists I frequent: why does Exchange Server 2007 make me create all my new distribution groups as universal groups? The answer is just a little bit convoluted. And it really only applies to so-called...
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Tuesday, February 26, 2008 3:28 PM

Problem Between Exchange 2007 and MS08-03

MS08-03 , an "important" February security bulletin designed to prevent Denial of Service attacks against Active Directory and ADAM (Active Directory Application Mode) apparently has some issues with Exchange 2007 in larger organizations. I...
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Monday, February 25, 2008 7:47 AM

The (Very) Basics of SSL for Exchange/Windows

SSL stands for Secure Sockets Layer. As the Secure part of the name implies, the purpose behind SSL is to secure communications between a client browser (such as Internet Explorer or FireFox) and the server service with which the browser is communicating...
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Friday, February 22, 2008 9:52 AM

Local\Administrators vs. Builtin\Administrators - Exchange Server on a DC

Originally published in January of 2005, my blog post Exchange Server 2003 and Domain Controllers - A Summary has been the most searched-out article on my blog. While, with the release of Exchange Server 2007, the post is beginning to show it's age...
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