Exchange 2010 is about 8 years old, but many organizations still using it. System admin like us needs to support, as much as we can, while keeping up with today’s technologies. There will be times when you might get a message like this in Exchange 2010 Kerberos authentication failed. There are many blogs, who have found a solution, I would just like to have for myself and maybe others will find useful too. Here is the screenshot of the error, I saw, when trying to access the Exchange 2010 management console:
You may also get something like this too:
You might want to back up your registry just in case, one of the settings called “NodeStructureSettings”
Then run this command it fixed for me: by resetting the IIS via CMD command
Here is how you like it to be always, working without error 24/7
Hope you will never have to do the fix, but you never know