When you run a script or a command against multiple servers in Microsoft Office 365 Dedicated/ITAR, you may receive an error message that indicates that a service is not available or is not running. For example, when you search for message-tracking logs on all transport servers, you may receive the following error message:
Failed to connect to the RPC server on computer TransportServerName. Verify that a valid computer name was used.
+ CategoryInfo : InvalidOperation: (:) [Get-MessageTrackingLog], LocalizedException
+ FullyQualifiedErrorId : 000987, Microsoft.Exchange.Management.TransportLogSearchTasks.GetMessageTrackingLog