•On an Outlook station of a user who complains about Outlook startup latencies : –From the file-level antivirus on the desktop/laptop, Exclude files present in the following directories (whichever is applying to your Windows version (Windows XP, Windows Vista or Windows 7) %userprofile%Application DataMicrosoftOutlook (Outlook system files) %userprofile%Local SettingsApplication DataMicrosoftOutlook (Windows XP/Vista, shortcut to "AppDataLocalMicrosoftOutlook" on...

  Prerequisites : - Collect performance data using the updated Exchange 2003 Perfwiz from Mike Lagase, or the ExPerfWiz for Exchange 2007 or 2010, from Mike Lagase again - Then, either prior to the data collection start, modify the destination format of Perfmon logs from BLG to CSV using Perfmon to edit the counters collection...

  The security update catalog file, wsusscn2.cab (http://go.microsoft.com/fwlink/?LinkId=76054) The Windows Update Redistribution Catalog, wuredist.cab (http://update.microsoft.com/redist/wuredist.cab) The authorization catalog file, muauth.cab (http://go.microsoft.com/fwlink/?LinkId=43266) Where to copy them ?in Windows Server 2003 : %userprofile%Local SettingsApplication DataMicrosoftMBSACachein Windows Server 2008 :%userprofile%appdatalocalMicrosoftMBSACache

 (Credits for this research goes to Sathya Narayanan, Microsoft Support Engineer)Persistence : http://www.msexchange.org/articles_tutorials/exchange-server-2010/high-availability-recovery/load-balancing-exchange-2010-client-access-servers-using-hardware-load-balancer-solution-part1.htmlTroubleshooting long running MAPI connections to Exchange Server 2010 through Network Load Balancers : http://support.microsoft.com/kb/2535656How to setup an Exchange 2010 CAS Array to load balance MAPI : http://blogs.technet.com/b/ucedsg/archive/2009/12/06/how-to-setup-an-exchange-2010-cas-array-to-load-balance-mapi.aspxMicrosoft Exchange 2010 CAS Array – Steps and Recommendations : http://blogs.technet.com/b/omers/archive/2010/10/11/microsoft-exchange-2010-cas-array-steps-and-recommendations.aspxConfigure Static RPC Ports on an...

  For Exchange 2003, the Perfwiz is an HTML configuration file, that can be taken from Mike’s blog article specific for Exchange 2003. For Exchange 2007 and 2010, just download the script from the following link : http://experfwiz.codeplex.com/ It will set up performance counters from you and automatically select the best performance counters based on...

[Please check the updated version of this post here] For Windows 7 desktop users : Exclude all files present in  both below directories: %userprofile%Application DataMicrosoftOutlook %userprofile%AppDataLocalMicrosoftOutlook   Or exclude *.nk2, *.dat, *.srs, *.xml, *.otm, OutlPrnt, *.ost, *.tmp, *.obi, *.dat and *.oab files from these directories  

 

 Right from a discussion internal reflexions (thanks to Ross Smith IV and Brian Day for their help on putting metrics down), here is the final statement.Based on BES documentation :http://docs.blackberry.com/en/admin/deliverables/8864/BlackBerry_Enterprise_Server_for_Microsoft_Exchange-5.0-US.pdfWe calculated that in summary based on their whitepaper for E2010:IO Multiplication Factor: 2.0Megacycle Multiplication Factor 1.5Use these factors in your calculations, for example in the...

 Go to the Exchange Client Access Server and turn on EXTRA tracing. To do so, take these actions:1) Go to Start, Run… Type EXTRA2) Once EXTRA opens, at the Update and Customer Feedback screen, Choose “Check for Updates on Startup” and “I do not want to join the program at this time”3) Check for Updates...

  Using ADSIEDIT : go into configuration>services>microsoft exchange>administrative groups>... and navigate to any public folder database/store and check the properties Find a msExchOwningPFTree attribute: this should equal the distinguished name of the public folder hierarchy. In my example : CN=Public Folders,CN=Folder Hierarchies,CN=Exchange Administrative Group (FYDIBOHF23SPDLT),CN=Administrative Groups,CN=SSC-SPC,CN=Microsoft Exchange,CN=Services,CN=Configuration,DC=DOMAINA,DC=CONTOSO,DC=CA We should see a Folder Hierachies container holding...