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…
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…
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 2013/2016/2019:- 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…
Exchange 2016/2019: 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…
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…
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 Stop for a minute.…
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,…
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://techcommunity.microsoft.com/t5/exchange-team-blog/news-about-the-june-2021-cumulative-update-for-exchange-server/ba-p/2437578 With this CU, you…
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…