Rhoderick Milne [MSFT] - 250 Hello

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Is Exchange Fully Updated? If Not, Go Update Now

Posted on 22nd September 2021 by Rhoderick Milne [MSFT]

The Exchange team just posted that the September 2021 updates are going to be slightly delayed. The priority will always be to ship quality updates rather than force it out to meet a specific day.

You can look at the announcement, and Nino's additional comments here:

Delay of September 2021 Cumulative Update for Exchange Server - Microsoft Tech Community

This means that we have a little bit more tim… Read the rest “Is Exchange Fully Updated? If Not, Go Update Now”

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Unable to Prepare Schema For Exchange Server 2019–Forest Functional Level

Posted on 16th September 2021 by Rhoderick Milne [MSFT]

Imagine that you have spent weeks planning for your upgrade to Exchange 2019. There are no unsupported down-level versions of Exchange, only Exchange 2016 is present. Those pesky public folders were also taken out behind the farmer's shed never to return. That only taken 15 or so years, but hey life is a journey...

Imagine your surprise when you go to perform step #1 which is extending the… Read the rest “Unable to Prepare Schema For Exchange Server 2019–Forest Functional Level”

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Updating to RDCMan 2.8

Posted on 20th July 2021 by Rhoderick Milne [MSFT]

Now that we have a new version of Remote Desktop Connection Manager (RDCMan), I wanted to list out some of my initial thoughts and upgrade experience as I did encounter a couple of minor bumps. Please add a comment if you are running into issues as well please.

Like many other administrators, I heavily used RDCMan 2.2 and 2.7 over the last 11 years. This was my primary tool for managing a wide r… Read the rest “Updating to RDCMan 2.8”

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Exchange 2019 CU10 Released

Posted on 29th June 2021 by Rhoderick Milne [MSFT]

Exchange 2019 CU10 has been released to the Microsoft Volume Licensing Center and the public Microsoft Download site! 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 upd… Read the rest “Exchange 2019 CU10 Released”

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Exchange 2016 CU21 Released

Posted on 29th June 2021 by Rhoderick Milne [MSFT]

Exchange 2016 CU21 has been released to the Microsoft download centre! Exchange 2016 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 2016 and can be used to install a fresh server or to update a previously installed one. Exchange 2013 h… Read the rest “Exchange 2016 CU21 Released”

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Remote Desktop Connection Manager Download (RDCMan) 2.81

Posted on 24th June 2021 by Rhoderick Milne [MSFT]

Finally we have good news for all fans of the Remote Desktop Connection Manager (RDCMan) tool! It has risen from the ashes, and is now part of Sysinternals.

Over the years RDCMan built up a strong user base as it was a simple but powerful utility to manage connections to multiple machines. Sure, if you have three or four servers to manage you can get by with saved .rdp files or use the Universa… Read the rest “Remote Desktop Connection Manager Download (RDCMan) 2.81”

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New And Advanced Azure AD Connect Topics

Posted on 2nd June 2021 by Rhoderick Milne [MSFT]

There have been some recent feature additions to Azure AD Connect. If we look at the Azure AD Connection Version History after a brief hiatus, there are newer versions as of March 2021. At the time of witing, the latest version is 1.6.4.0 and was released on the 31st May 2021.

There are multiple new features and changes in this build.

Updated ADSyncTools PowerShell module
Defaults to V2 synchronisati

… Read the rest

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Exchange Online App-Only Authentication Error AADSTS70011 Invalid Scope

Posted on 17th May 2021 by Rhoderick Milne [MSFT]

As more people are starting to use the Exchange Online V2 module (yay!), there are some new and different issues appearing.

In this case, the command to connect to the tenant was failing when App-Only authentication was used. A certificate was installed onto the machine where PowerShell was running.

The command used is shown followed by a glorious error.

Error Acquiring Token:
System.Exception:… Read the rest “Exchange Online App-Only Authentication Error AADSTS70011 Invalid Scope”

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Does Exchange Setup Automatically Run PrepareSchema?

Posted on 13th May 2021 by Rhoderick Milne [MSFT]

The question "Does Exchange setup automatically run /PrepareSchema?" was something that came up many times in the recent Hafnium remediation activities. This was due to many customers not updating Exchange for multiple years, and being extremely behind on updates. In order to get Exchange updated, it was necessary to perform multiple steps in the upgrade process. Sometimes the /PrepareSchema ta… Read the rest “Does Exchange Setup Automatically Run PrepareSchema?”

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TenantOrganizationConfig Required When Preparing Active Directory

Posted on 10th May 2021 by Rhoderick Milne [MSFT]

When running /PrepareSchema in an Exchange organisation with an existing Exchange Hybrid deployment you may run into an error which states:

"A hybrid deployment with Office 365 has been detected. Please ensure that you are running setup with the /TenantOrganizationConfig switch"

This is shown below:

A similar issue will occur if you specify only /PrepareAD

Note that the /TenantOrganizationConfig switc… Read the rest “TenantOrganizationConfig Required When Preparing Active Directory”