by edward | May 22, 2019 | Exchange 2010
As an Exchange Admin, the last thing you want is a DAG that is not functioning correctly. A client recently experienced a problem whereby they were trying to add another copy to a DAG and after a short period of time the following events were logged in the System Log...
by edward | May 3, 2019 | Exchange 2010, Exchange 2016
Running the command Get-MailboxDatabaseCopyStatus * on an Exchange 2010 Server that has Exchange 2016 in the environment, returns all the database copies for every version but today Exchange 2010 gave a weird error: A server-side administrative operation has failed....
by edward | Apr 15, 2019 | Exchange 2010
Networking and Exchange, well this can cause issues upon issues and log events you might have not seen before. For example, on a customer server, the following 3x event ID’s were logged every 10-15 minutes: 250126012604 Here are screenshots of each error: From...
by edward | Apr 15, 2019 | Exchange 2010
Moving mailboxes in Exchange is relatively a painless task, but when you run into issues like space or network problems then all the moves you started all begin to fail. Here is an example of a DAG going down and all the moves failing with the following error: Error:...
by edward | Apr 10, 2019 | Exchange 2010
Creating new mailbox stores should be straight forward, right? Strange one encountered in my lab yesterday, created about 7 stores and the 8th one created but the Master was pointing to the server itself and not to the DAG. Try mounting a store in this state and you...
by edward | Apr 9, 2019 | Exchange 2010
Adding a member to a DAG should be simple? Right? Well it can go very wrong as well. Unique error that we encountered. The first DAG set went through fine and all stores mounted etc. however on the second pair, the server would install Failover Cluster or so it seemed...
