Office 365 Pilot Group Mail Flow Issues

When initially deploying and configuring Office 365, one of the initial questions is to select the on-premises objects which will be replicated to Azure Active Directory.  It is strongly recommended that all of the required directory and user hygiene is fully completed prior to the installation of Azure AD Connect.  It is easier and simpler…

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How To Compare Exchange Schema Changes

In the initial versions of Exchange, there was no Active Directory.  In this land before time, Windows NT directory services was available and Primary Domain Controllers and Backup Domain Controllers ruled the roost.  Exchange 4.0 to 5.5 maintained a separate directory in Exchange over and above the Windows NT directory.  This all changed with the…

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July 2017 Exchange Security Updates–Have You Updated?

Patch Tuesday this month featured updates to address security issues in Exchange 2010, 2013 and 2016.   Two weeks ago today, July 11th heralded the arrival of Rollup Update Rollup 18 (RU18) for Exchange Server 2010 Service Pack 3 along with updates for Exchange 2013 and 2016. Exchange 2010 SP3 RU18 is the latest rollup…

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I Am Zorg – CASArray Destroyer

This is an interesting tale, and is something I have never seen done before in all my time working with Exchange.  The client had managed to tweak the configuration of Exchange and modify the CAS configuration so significantly that Exchange was absolutely confused.  Specifically, the CAS Array was modified so much that Autodiscover was no…

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Decomissioning Exchange 2007 – Public Folder Migration

The end of support date for Exchange 2007 is fast approaching.  At this time all of your migration projects to transition to a newer version should be done.  Note that Exchange 2007 will exit out of extended support on the 11th of April 2017.  The Office 2007 suite has a slightly later end of extended…

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Exchange 2010 SP3 RU17 Released

March 21st heralded the arrival of Rollup Update Rollup 17 (RU17) for Exchange Server 2010 Service Pack 3.  RU17 is the latest rollup of customer fixes available for Exchange Server 2010.  All updates are delivered via a RU for Exchange 2010 and 2007.  Exchange 2013 and 2016 have a different release model, where security updates…

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Unable To Run Test-ActiveSyncConnectivity – Error Code 1

The below is an error which an Exchange administrator brought up on an Exchange 2010 engagement.  They were trying to use the Test-ActiveSyncConnectivity cmdlet to validate the Exchange infrastructure.  However, the cmdlet was not working as expected.  In the below image you can see that it starts to perform the test, and then errors out….

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Exchange 2010 SP3 RU16 Released

Today heralded the arrival of Rollup Update Rollup 16 (RU16) for Exchange Server 2010 Service Pack 3.  RU16 is the latest rollup of customer fixes available for Exchange Server 2010.  All updates are delivered via a RU for Exchange 2010 and 2007.  Exchange 2013 and 2016 have a different release model, where security updates are…

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Exchange Management Shell Pipeline Not Executed Because a Pipeline Is Already Executing

When running operations in the Exchange Management Shell, you may run into the situation where the commands do not complete and the error “Pipeline not executed because a pipeline is already executing” is reported.  An example of this is shown below.  This is an Exchange 2010 SP3 RU15 lab server.  In this case a PowerShell…

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Remote PowerShell – PSSession WhoAmI

For those who worked with NT and Novell Netware many, many moons ago they became familiar with a handy function– who am I.  Windows folks may also recall it when working with the Client and Gateway Services for Netware, and whoami.exe was also added to the NT Resource Kit.  Remember the days of all the…

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