Step-by-Step Guid
1. Set HubTransport Service to drain state. It will stop accepting any more messages.
[PS] C:\>Set-ServerComponentState -Identity "EX01" -Component HubTransport -State Draining -Requester Maintenance
Redirect any queued messages to next server for example EX02. The target server should not be in maintenance mode.
[PS] C:\>Redirect-Message -Server "EX01" -Target "EX02.example.local"
Confirm
Are you sure you want to perform this action?
Redirecting messages to "EX02.example.local".
[Y] Yes [A] Yes to All [N] No [L] No to All [?] Help (default is "Y"): Y
2. Suspend Cluster Node
[PS] C:\>Suspend-ClusterNode "EX01"
Name State Type
---- ----- ----
EX01 Paused Node
3. Disable Database Copy Auto-Activation
[PS] C:\>Set-MailboxServer "EX01" -DatabaseCopyActivationDisabledAndMoveNow $true
[PS] C:\>Set-MailboxServer "EX01" -DatabaseCopyAutoActivationPolicy Blocked
After moving the active databases, we will review the transport queue.
Get-Queue
4. Put Server in Maintenance Mode
[PS] C:\>Set-ServerComponentState "EX01" -Component ServerWideOffline -State Inactive -Requester Maintenance
5. Verify the Server Is in Maintenance Mode
[PS] C:\>Get-ServerComponentState "EX01" | Select Component, State
Conclusion:
You have now learned how to place the Exchange Server into maintenance mode. It’s crucial to execute the required commands accurately. Preparing a list of PowerShell commands beforehand can be very helpful. Always check the output to confirm that everything is operating correctly.
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