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Exchange 2019 CU3 Released

Exchange 2019 CU3 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 CU3 Released”

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Exchange 2019 CU2 Released

Exchange 2019 CU2 has been released to the Microsoft download centre!  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 o… Read the rest “Exchange 2019 CU2 Released”

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Incorrect or Misleading Exchange Attribute Date

When looking at the details of objects in Exchange Management Shell, it is often useful to know when an object was created or modified.  In a recent Office 365 engagement, the customer was convinced that one of the other administrators had made an unauthorised change to their environment as there was an apparent recent change to the Exchange Hybrid Object.

The details of the this object can be view… Read the rest “Incorrect or Misleading Exchange Attribute Date”

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Exchange Not Using New Domain Controller

Many enterprises are moving forward with their digital transformation plans, and as part of this and server updates Domain Controllers are being updated to newer versions.  The Windows Server 2008 and Windows Server 2008 R2 end of support in January 2020 is also a business driver.

DC upgrades can happen independently of the Exchange team.  In many cases the Exchange admins are not notified of the p… Read the rest “Exchange Not Using New Domain Controller”

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Exchange 2019 CU1 Now On Visual Studio Downloads

Exchange 2019 CU1 was recently released as part of the February 2019 patch Tuesday updates.  This was originally discussed here on the blog.  Exchange 2019 is intended for large enterprise customers, and as such is distributed through the Volume License Centre.

Exchange 2019 CU1 is now available for evaluation on the Visual Studio download centre.

Visual Studion Exchange 2019 CU1 Download

In my Visual Studio this is file:

mu_exchange_server_2Read the rest “Exchange 2019 CU1 Now On Visual Studio Downloads”

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Exchange 2019 CU1 Released

Exchange 2019 CU1 has been released to the Microsoft download centre!  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 2013 an… Read the rest “Exchange 2019 CU1 Released”

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Exchange 2019 Released

Exchange Server 2019 Released

Exchange 2019 has been released and is now available from the Microsoft Volume Licensing Service Center.  This is the latest version of the Exchange Server on-premises product with the most up to date feature set.

There are some significant changes, see the details below.

Exchange 2019 Released

OS Support Exchange 2019 requires Windows Server 2019.  Older versions of Windows Server are not supported.

Windows Server Core For … Read the rest “Exchange 2019 Released”

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Exchange Visual C++ Runtime Reminder

After seeing multiple comments on this topic internally and on the TechNet forums, it is worth reiterating the requirements for the Visual C++ Runtime.

Exchange requires the installation of the Visual C++ Runtime if it was not already installed.  Note that there is a different requirement for the Exchange Edge role.  Edge requires Visual C++ Runtime 2012.

This addition of the Visual C++ Runtime was … Read the rest “Exchange Visual C++ Runtime Reminder”

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Automating Enable-Remote Mailbox

While operating in an Exchange hybrid model, users expect to see a consistent GAL no matter if they or other people to be contacted are on-premises or in Exchange Online.  In order for the Exchange on-premises servers to be able to build up a complete GAL there needs to be at least some mailbox information added to the AD user object.  If Exchange Online mailboxes are added by simply assigning an … Read the rest “Automating Enable-Remote Mailbox”

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Unable to Reply to Old Emails Due to legacyExchangeDN

This is one of those ye olde issues that keep coming back up in Exchange.  Have you every removed a mailbox, re-created it with the exact same SMTP address and then some people complain that they cannot send to the mailbox?

This can happen in a few circumstances.  For example if the Exchange administrator has an “oops”  and accidently deletes the account.  If they do not use the AD DS recycle bin f… Read the rest “Unable to Reply to Old Emails Due to legacyExchangeDN”