Exchange 2010 SP3 RU23 Released

Today is patch Tuesday for August 2018 and contains a security advisory bulletin for Exchange 2010.  Due to the way that Exchange 2010 is serviced, security updates are released as a new update rollup (RU).  Separate updates were also released for Exchange 2013 and Exchange 2016. This is build 14.03.0417.001 of Exchange 2010, and KB…

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Mail Not Flowing From Office 365 To On-Premises Exchange Server

This is a repro of a customer reported issue where they were having issues sending email from Office 365 to on-premises Exchange servers.  Apparently this had been working previously with no issues, then mailflow started to have problems.  Some email was flowing from Office 365, but some was delayed or not delivered at all. There…

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Exchange 2010 Support For Windows Server 2016 Domain Controllers

Previously Exchange 2010 was not supported with Windows Server 2016 Domain Controllers.  The support position was discussed in  the Exchange Support For Windows Server 2016 post back in 2016.  This was a challenge for organisations who still had Exchange 2010 deployed yet wanted to move forward with AD DS upgrades so that they could take…

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Exchange 2010 SP3 RU22 Released

The Exchange team today announced the availability of Update Rollup 22 for Exchange Server 2010 Service Pack 3.  RU22 is the latest rollup of customer fixes available for Exchange Server 2010. The release contains fixes for customer reported issues and previously released security bulletins. This is build 14.03.0411.000 of Exchange 2010, and KB4295699 has the…

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Exchange 2010 Default Connector Configuration

This post is to provide a quick reference to the Exchange 2010 Hub Transport default send and receive connector configuration.  There will be a separate one for Exchange 2013 and 2016. When installing the Exchange 2010 Hub Transport role, two receive connectors are created on each server.  They are called: Client   <ServerName> Default <ServerName> In…

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March 2018 Exchange Security Updates–Have You Updated?

Patch Tuesday this month featured updates to address security issues in Exchange 2010, 2013 and 2016.   Tuesday the 13th heralded the arrival of Rollup Update Rollup 20 (RU20) for Exchange Server 2010 Service Pack 3 along with updates for Exchange 2013 and 2016. Exchange 2010 SP3 RU20 is the latest rollup of customer fixes currently…

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Quick Tip – Download .NET Framework 4.5 Offline Installer

This post will attempt to resolve some download frustration if your are looking for an older version of the .NET Framework.  This is an issue with Exchange 2010 as the initial .NET framework for that platform has not been updated, whereas  .NET Framework support in Exchange 2013 and 2016 now leverage newer versions of .NET…

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Arbitration Mailboxes – Lay of The Land

At this point in time, most Exchange administrators will have seen and worked with arbitration mailboxes.  Chances are that the first encounter was somewhat unexpected and revolved around an issue with Exchange 2013 health mailboxes or being unable to delete the default mailbox database in Exchange 2010. To illustrate where the different arbitration mailboxes were…

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Save The Date – End of Exchange 2010 Support–T Minus 2 Years

January 2020 is going to be a very important month.  There are multiple large and important products which will exit out of their extended support lifecycle phase.  The list includes Exchange 2010. This post is a note to make sure the support lifecycle dates are factored into your project plans and appropriate action is taken. …

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Exchange 2010 SP3 RU19 Released

The Exchange team today announced the availability of Update Rollup 19 for Exchange Server 2010 Service Pack 3.  RU19 is the latest rollup of customer fixes available for Exchange Server 2010. The release contains fixes for customer reported issues and previously released security bulletins. This is build 14.03.0382.000 of Exchange 2010, and KB4035162 has the…

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