When you install patches, RollUps, Update Intérims, Cumulative Updates, use the Powershell scripts that are available by default on all Exchange 2010/2013 installation folders !   How-to procedure - Exchange Server 2010 SP1 - Operations - Updating servers from a DAG.pdf   Easy and safe ! Sam.

  Since Exchange 2010 SP1, you can enable DAC mode (Datacenter Activation Coordination) even if you have a DAG on a single AD site. Lots of people are not aware that DAC mode not only helps preventing split brain scenario using a smart and simple mechanism (“hello I’m there and I’ve mounted databases” bit, and … Continue reading How-To procedure – Exchange 2010 – > SP1 (as well as Exchange 2013 !!) – DAC mode and new DR commandlets … activate DAC mode and update your DR procedures ! →

  Even if you have your CAS Array already established, double check the RPCClientAccessServer attribute on all your databases ! Experience show that on 80% cases, customers still have the wrong value for some databases…   How-to procedure - Exchange Server 2010 SP1 - Operations - Updating servers from a DAG.pdf

 Hello all, From now on, and before moving on to Exchange 2013, I will post a series of common day-to-day How-To procédures for Exchange 2007/2010. Stay tuned,Cheers,Sam.

  CAS : RCA logs (for RPC Client Access logs) Program FilesMicrosoftExchange ServerV14LoggingRPC Client AccessNote that you’ll find lots of other useful logs there such as the AddressBook Service logs, the migration logs, and other ones that you may need for deeper troubleshooting.  HUB : Connectivity logs Program FilesMicrosoftExchange ServerV14TransportRolesLogsConnectivityCONNECTLOGxxxxxxxx-x.LOG)  All Roles: Our traditional Application … Continue reading Exchange 2010–(really) quick note about some logs useful to collect →

Gc servers.txt | % {&"c:utilsexperfwizexperfwiz.ps1" -quiet -server $_ -interval 5 –Begin “04/03/2013 11:00:00” –End “04/03/2013 15:00:00“ -filepath C:PerfLogs}

To avoid BES connection latencies and connectivity issues, the Client Access Throttling Policy recommended by RIM is as follows:By default, Microsoft® Exchange 2010 uses client throttling policies to track the bandwidth that each Microsoft Exchange user consumes and enforce bandwidth limits as necessary. The policies affect the performance of the BlackBerry® Enterprise Server, so you … Continue reading Exchange 2010 and BES server Throttling Policy settings – What Client Throttling Policy Blackberry recommends for the BES Admin Account. →

 The first article is Exchange 2010 counters information from the Technet.The principle described in the second and the third article can be applied or declined to any versions of Exchange.  1> The general counters values and thresholds for all Exchange 2010 servers, and narrowed by role:http://technet.microsoft.com/en-us/library/ff367896(v=exchg.141).aspx 2> From Nicole Allen from the Exchange Team : how … Continue reading Exchange 2010–Links to nice articles showing how to simply troubleshoot Exchange 2010 performance issues →

 # # Windows PowerShell script for AD DS Deployment #Import-Module ADDSDeployment Uninstall-ADDSDomainController ` -DemoteOperationMasterRole:$true ` -IgnoreLastDnsServerForZone:$true ` -LastDomainControllerInDomain:$true ` -RemoveApplicationPartitions:$true ` -Force:$true

 Installing ExMerge:ExMerge download link :http://www.microsoft.com/en-us/download/details.aspx?id=2743 Installing ESM 2003 on a Windows 7 64 bits machine:- First download the ESM for Vista :http://www.microsoft.com/en-us/download/details.aspx?id=17836- Second, extract the MSI (launch the .exe) somewhere- Third, run ESMVISTA.MSI /passiveOf course an ESM 2003 on a Windows 7 is not supported, but that only means “not tested”, that actually works… now we … Continue reading UNSUPPORTED and DRAFT post – but just to play in a Lab for fun–Installing Exchange system Manager 2003 and Exmerge on a Windows 7 computer to export Exchange 2007 mailbox data to PST files →