Mike Lagase

Saving the Exchange world one day at a time.....

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  • Blog Post: Outlook 2007 Performance Improvements Hotfix

    If you haven't heard already, we have released a Pre-SP2 hotfix that help improve Outlook performance and responsiveness in a big way. Here is an excerpt from the article. Performance improvements Performance and responsiveness are key concerns for all our customers. That is why we made the large performance...
  • Blog Post: Slow Outlook Online Mode Performance

    Switching to or running Outlook in Online mode against an Exchange 2003 server may exhibit slower than normal performance when clicking on particular folders in your mailbox that contain high item counts. This is a known issue when the “Show in Groups” option is turned on in Outlook when many items...
  • Blog Post: Outlook 2003 Delegate hotfix available to help in multi-domain environment scenarios

    I wrote an update to my original blog on the EHLO site regarding Delegate and DL problems in multi-domain environments. This Outlook update helps address the delegate issues that you were seeing previously that caused a lot of folks to redesign their AD infrastructure to work around some of the pitfalls...
  • Blog Post: WDS 3.01 and online mode crawling

    Starting with WDS 3.01, to be able to use Windows Desktop Search to index an outlook profile running in online mode requires that you use group policy to enable this functionality. We index cached mode profiles by default, but online mode crawling is a large performance hit on the server causing the...
  • Blog Post: Outlook 2007 clients unable to perform Check name

    Yesterday, I had an interesting issue where no Outlook 2007 clients were not able to perform a check name operation against any Exchange Server or Global Catalog server and we were continually prompted for authentication. Outlook 2003 clients and earlier did not have this problem. This environment...
  • Blog Post: Outlook 2007 users cannot view Free/Busy times for any user.

    After looking at this, we verified that Autodiscover was in fact working properly and the correct URLS were being returned. With that said, we then opened https://servername.domain.com/ews/services.wsdl and this returned successfully. This file is used to describe the operations and properties exposed...
  • Blog Post: Windows Desktop Search and the implications on WAN performance

    Windows Desktop search (WDS) is a great tool to help you to search through the unwieldy plethora of documents or emails that you may have scattered across your desktop. With the addition of 3rd party IFilter add-ins, it makes it even easier to find what you are looking for. As of version 3.01, Desktop...
  • Blog Post: Outlook 2007 Performance tips and Messaging Guide for Office 2007

    Need help troubleshooting Outlook 2007 performance issues? Well, this link will help you do just that to rule out the specific things that might be causing significant performance degradation. Performance tips for deploying Outlook 2007 http://technet.microsoft.com/en-us/library/cc179071.aspx Here is...
  • Blog Post: Client RPC Dialog box questionnaire for Administrators

    There are times when you are troubleshooting an Exchange Server issue where it appears that the server is performing OK, but the users are still complaining of the dreaded RPC dialog box and hangs in their client. Most of the time an Exchange administrator or helpdesk personnel needs to speak directly...
  • Blog Post: How to update the Outlook ADM files to add "Closest GC"

    Here are some steps that I wrote on how to modify the Outlook Administrative templates to be deployed via Group Policy. Everything else that I found used a logon script and a batch file. Here is how you can add it using that method. Reg ADD "HKCU\Software\Microsoft\Exchange\Exchange Provider" /v ...