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September 2020 Security Updates For Exchange 2016 and 2019

September 2020 Exchange Security Updated - KB4577352

Today is patch Tuesday for September 2020, and amongst the updates released today are security fixes for Exchange 2016 and Exchange 2019.

More specifically, the fix is only available for the versions of Exchange 2016 and 2019 that are open for servicing.  This means that only the latest CUs can be serviced, and if you are running on an outdated CU then there is not way that you can receive these se… Read the rest “September 2020 Security Updates For Exchange 2016 and 2019”

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Beware the Exchange Hybrid Configuration Wizard Doppelganger

Perhaps the best thing to come to Exchange over the last 10 years was the Hybrid Configuration Wizard (HCW).  While many take this feature for granted, if you had to manually deploy Exchange 2010 SP1 hybrid to Exchange Online you will shudder at the mention of the Service domain.  But let’s not dredge up those memories…

 

Recently an update was released to the HCW, and initially the update looke… Read the rest “Beware the Exchange Hybrid Configuration Wizard Doppelganger”

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Remove-HybridConfiguration Cmdlet

For various reasons, the aforementioned Remove-HybridConfiguration cmdlet has been something that has been something I've had to review recently.

This cmdlet is not present in Exchange 2010, it is only available in newer versions of Exchange.  For example if we try to find this cmdlet on an Exchange 2010 server, it is not present.

Only the Get, New, Set and Update-HybridConfiguration cmdlets are avai… Read the rest “Remove-HybridConfiguration Cmdlet”

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Exchange 2019 CU6 Released

Volume Licensing Download Site

Exchange 2019 CU6 has been released to the Microsoft Volume Licensing Center!  Exchange 2019 has a different servicing strategy than Exchange 2007/2010 and utilises Cumulative Updates (CUs) rather than the Rollup Updates (RU/UR) which were used previously.    CUs are a complete installation of Exchange 2019 and can be used to install a fresh server or to update a previously installed one. Exchange… Read the rest “Exchange 2019 CU6 Released”

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Expediting NET Framework Install For Exchange

Managing and maintaining an Exchange server requires multiple actions.  Not only do the Exchange CU and security updates need to be installed along with the Windows OS updates, it is also required to update and maintain the .NET Framework.  This is not a new requirement, and has been a required task for many years now.  With that being said, there is now a tighter requirement and is enforced by Ex… Read the rest “Expediting NET Framework Install For Exchange”

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Exchange CAS Namespace Planning

CAS Namespace planning is frequently an issue with Exchange deployments.  Why?  For the simple reason that it is either totally skipped or glossed over.

Any Exchange design worth its salt must have careful attention applied to the CAS role.  While it is possible to drop in the HUB role, and it works well in the default configuration this is not also true for CAS.  Unless your org… Read the rest “Exchange CAS Namespace Planning”

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Exchange 2019 CU5 Released

Exchange 2019 CU5 has been released to the Microsoft Volume Licensing Center!  Exchange 2019 has a different servicing strategy than Exchange 2007/2010 and utilises Cumulative Updates (CUs) rather than the Rollup Updates (RU/UR) which were used previously.    CUs are a complete installation of Exchange 2019 and can be used to install a fresh server or to update a previously installed one. Exchange… Read the rest “Exchange 2019 CU5 Released”

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Exchange 2019 CU4 Released

Exchange 2019 CU4 has been released to the Microsoft Volume Licensing Center!  Exchange 2019 has a different servicing strategy than Exchange 2007/2010 and utilises Cumulative Updates (CUs) rather than the Rollup Updates (RU/UR) which were used previously.    CUs are a complete installation of Exchange 2019 and can be used to install a fresh server or to update a previously installed one. Exchange… Read the rest “Exchange 2019 CU4 Released”

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Outlook 2016 Autodiscover Implementation

It’s time that we revisited the implementation of Autodiscover in current builds of Outlook, as there have been some changes that are worth noting.

The latest public article which discusses Outlook and Autodiscover is: Outlook 2016 implementation of Autodiscover.

You can take a look at the previous posts on the blog which feature the #Autodiscover tag.  They show the "classic" Outlook 2007 impl… Read the rest “Outlook 2016 Autodiscover Implementation”

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Managed Availability Resources

Exchange Managed Availability Overview

The Managed Availability (MA) feature provides a very capable automated monitoring and management framework.  Managed Availability allows Exchange to self diagnose and to self correct issues without having to escalate to a human.  The requirement for this feature was born out of necessity for Exchange Online.  MA was one of the things released with Exchange 2013 but not every Exchange admin was im… Read the rest “Managed Availability Resources”