Exchange 2010 and higher: Test-ReplicationHealth (PowerShell)
Here is a quick tip on how you can check the health of your server that is part of a database availability group (DAG).
The command to run is as follows using the Exchange Management Shell (EMS):
- Test-ReplicationHealth -Identity <ServerName>
Below is the 2010 one:
https://everything-powershell.com/wp-content/uploads/2019/09/image-2.png
and now for the Exchange 2016 one:
https://everything-powershell.com/wp-content/uploads/2019/09/image-3.png
If there is a problem, you will see it listed above. For example if you turn off replication on one of the network adapters, it will highlight the error.