On your windows server under the system log in event viewer, you may notice errors logging constantly as shown below: This can be rather annoying especially if you trying to clear the event logs...
On your Exchange 2016 server, you might be seeing a number of 4999 Events log. Event ID 4999 is quite a broad error as it can affect multiple things. In this instance we are...
As an Exchange Admin or IT Admin, you are familiar with the OWA (Outlook on the Web) login page: You can change text on this page and in this article, I want to show...
Upgrading Exchange servers should be nothing new to Admins however a lot of Admins prefer not to as they say “why fix something that is not broken?”. With the increase attacks on Exchange 2016...
A few months ago a zerologon exploit was released and this exploit was able to do damage to an Active Directory environment. Microsoft released a patch in the next set of updates and in...
The error in the description – “Flighting is not enabled for domain user@domain.com…oauth_not_available” has been happening quiet often. Right, so there are two scenarios where this can happen that I have encountered: Hybrid Exchange...
As an Exchange Admin, you may come across an issue where the Transport Service on your Exchange Server starts and then stops or won’t start. In some cases, I have seen this happen when...
As many of you might know, Active Directory and Exchange as time sensitive. This means that if time is behind by 5 min or more or ahead, this messes with Exchange. If you see...
Sometimes in Exchange 2016 or 2019, you have a server that hums with no errors and then you get those that give you a little more grief. You way have come across a warning...
I am one of those Techs that has to fix errors in the event logs as I don’t like noise and I’m sure you don’t either. I noticed in the event log in my...
