Exchange 2016
Exchange 2013/2016 – Updated support for Active Directory environments
At the MEC event that recently took place, it was announced that you can now introduce Windows Server 2022 domain controllers if you are using the latest Cumulative Updates for Exchange 2013 and Exchange 2016. Below is a snippet from the supportability matrix on the...
Exchange 2013/2016/2019:- Health Checker a must have for Exchange Admins
In March 2020 when we had many Exchange servers world wide attacked, the Team at Microsoft put together a nice PowerShell script that provides plenty of output but the most important part is it gives you an overview of CVE vulnerabilities on the Exchange Server. The...
Add extra security to stop email spam by implementing DKIM
In some of my articles, I have made mention of implementing SPF, DMARC and DKIM records for your Exchange environment but many ask the question on how do you setup DKIM for Exchange 2016 or Exchange 2019? (Applies to 2013 as well). There are a couple of steps involved...
Exchange 2019:- Cannot delete Shared Mailbox in Hybrid scenario
If you are running Exchange 2016 and Hybrid or Exchange 2019 and Hybrid, generally managing items are done on-premise and then synced up to Office 365 with AD Connect. I had a Shared Mailbox that was synced to Office 365 and in the Office 365 Portal, I went to Shared...
Exchange 2016 CU22:- Additional requirements to take note of
For those familiar upgrading Exchange 2016 through the command line, you may have noticed that the command below does not work with CU22: setup /mode:Upgrade /IAcceptExchangeServerLicenseTerms There is an additional requirement that has to be done on the command line,...
Exchange 2016:- A reboot from a previous installation is pending.
I am sure many of you have come across the above error when you trying to either upgrade Exchange 2016 or Exchange 2019 and a simple reboot fixes it. However, I had a situation the other day in my lab where the above error kept coming up as seen below: The install is...
Exchange 2016:- CU21 requires a Schema Update
Microsoft released the above CU a few days ago and it comes with a new feature called AMSI, you can read all about it here: https://wwwtechcommunity.microsoft.com/t5/exchange-team-blog/news-about-the-june-2021-cumulative-update-for-exchange-server/ba-p/2437578 With...
Exchange 2016:- X-OWA-Error Microsoft.Exchange.Data.Storage.AccountDisabledException
Provisioning accounts in Active Directory and Exchange is not a new task for Admins. However when you provision something and it does not want to work is where the troubleshooting starts. You may have come across an error like the following: The error itself is a bit...
Exchange 2016:- Manage existing DAG Seed operation
In Exchange 2016, if you work a lot in the Exchange Management Shell (EMS) like I do and you busy with a seed operation and you by accident close the Management Shell you may think that all is lost? Actually it isn't. The seed operation is still running in the...
Exchange 2016:- Symantec IPS issues
Symantec on a Windows Server just like ESET works great. When you throw Exchange 2016 or Exchange 2019 into the mix, things get more complicated with both products. If you are not aware, when you are running an anti-virus product, you need to add the exclusions for...