With the latest set of attacks on Exchange, many admins are scrambling to update their Exchange servers. If you coming from a CU that lower than CU13, you need to take note of the requirements before attempting the upgrade: Install .NET 4.8 on your Exchange 2016 server Install the new Read more…
The above error is a strange one. Upgrading to CU19 for Exchange 2016 in my lab went through without issues. In outlook the error below stated that the object could not be found: When trying to message someone from the Offline Address Book, it gave up another error as shown Read more…
I have started with a video series show casing how you can run Exchange 2013 and Exchange 2019 in coexistence. There are 18 parts to the video series. This blog will be updated as more parts are created and uploaded. Exchange 2013/2019 Coexistence – Discussion of setup for both Exchange Read more…
While this is not your regular Exchange or PowerShell blog post, I thought I would share some thought on OneDrive for Mac not working on MacOS Big Sur. In my own troubleshooting, here are a few things I have tried to get it to work and maybe it helps you Read more…
In Exchange 2016 or even later or earlier versions, you might have configured your virtual directories and have an error in it but did not notice the error. Here is a common error that pops up when the PowerShell virtual directory is set to https and not http and WS-MAN Read more…
When you open up the Exchange Management Shell (EMS), it should connect to the closest server. Sometimes you want to have it connect to a specific server to run scripts etc. If you right click on the Exchange Management Shell in the start menu and open it’s file location you Read more…
In Exchange 2016 OWA, you may have come across a similar window where it states that “Something went wrong” and if you expand more details you can view the Front and Backend servers. Here is a screenshot: You think you have a problem with OWA (Outlook on the Web) in Read more…
Microsoft have released the next CU for Exchange 2019 and this is CU8. As with Exchange 2016 CU19, there are a number of vulnerabilities and exposures fixed in CU8. It also includes nonsecurity issues that have also been fixed. Here is the link to the full article: https://support.microsoft.com/en-us/help/4588885/cumulative-update-8-for-exchange-server-2019?WT.mc_id=M365-MVP-5002016 There are Read more…
Microsoft have released the next CU for Exchange 2016 and this is CU19. CU18 seemed to have an issue with Shared Mailboxes and I’m sure it has been addressed here, but the interesting part is the number of vulnerabilities and exposures that have been resolved in CU19. Here is the Read more…
In Exchange 2016, you may notice that you get Event ID 1006 logging often on your server. While I have not seen any issues when this alerts triggers, you can disable it, here is a sample of the error below: To disable this alert, you can navigate to the install Read more…