Exchange 2016 – Event 1023,Perflib

In your Exchange 2016 environment you might come across the following event ID constantly logged in the application log, EventID 1023,Perflib: “Windows cannot load the extensible counter DLL MSExchangeIS. The first four bytes (DWORD) of the Data section contains the Windows error code.” Solution: As we are running in Coexistence Read more…

Exchange 2016 – Server Health Monitor

In Exchange 2016 (and 2013) you can check the health of your server. If you run the following command: Get-Serverhealth -Identity <ServerName> You will get a long list of information. To narrow this down to UnHealthy Alerts, you can run the following command: Get-ServerHealth -Identity <ServerName> | Where {$_.AlertValue -eq Read more…

Exchange 2016 – DOTNET 4.7 Installed (Testing)

Microsoft released DOTNET 4.7 on Server 2012 and R2, however it’s not supported yet on Exchange 2013 and 2016. You can read about the new version here: https://blogs.technet.microsoft.com/exchange/2017/06/13/net-framework-4-7-and-exchange-server/ Please take note, DO NOT Install this in a Production Environment. If you did install this through windows update by accident, please Read more…