Exchange 2019
Exchange 2019 – Don’t forget to update the TLS certificate name after renewing your SSL certificate
As Exchange/IT Admins, updating an SSL certificate is easily achieved using the Exchange Management Shell (EMS) and normally assigning the services to the new SSL certificate and performing an IISRESET, everything carries on working, however if you have updated your...
Exchange 2019:- No option in the EAC to create SSL certificate request anymore.
For those familiar with Exchange and have been working over the years with it, whether it is Exchange 2013, Exchange 2016 and Exchange 2019, you normally login to the Exchange Admin Center (EAC) and then create your certificate request directly from there. With...
Exchange 2013/2016/2019:- Are you over exposing your server to the internet?
If you are new to Exchange, let me bring you up to speed with how attacks have increased since 2020 and Exchange servers that are published to the internet are vulnerable if not locked down. Back in the day, Admins would not patch anything because "it worked" and why...
Exchange 2019:- Running the install on Windows Server 2022
With Windows Server 2022 now supported, I moved my lab from Exchange 2019 running on Windows Server 2019 Core to Windows Server 2022 Core. I did a complete reinstall as you cannot do in-place upgrades on Exchange Servers and domain controllers. My DC's are also now...
Exchange 2019 :- Updating ESET Mail Security for Exchange to V9
ESET Security product for Exchange does a pretty good job in handling emails and blocking malicious content but I have found that some versions have caused headaches for Exchange and I have had to roll back to a previous version. You have the ability to perform two...
Exchange 2016/2019 :- Apply the October 2022 Security update
The October 2022 security updates for the different Exchange versions are out and it is advisable to update your servers. In my lab, I am running different versions of Exchange servers but I updated my 2019 Exchange servers today. I added a few screenshots to show you...
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 2019:- Server 2022 strange install errors
I was experimenting with running Exchange 2019 on Windows Server 2022 Core and after going through the standard part of getting the bits installed such as Visual C++ 2012/2013, UCMA runtime 4.0 and enabling the file share option on the firewall with PowerShell (Didn't...
Quickly update the Exchange 2019 DKIM Signer
In a previous article, we worked through implementing the Exchange DKIM Signer. Here is the article for reference: https://www.collaborationpro.com/exchange-2016-2019-implementing-dkim/ I was running V3.3.4 at the time and checking my lab today, there is an update...
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...