My client has an Exchange 2010 server running in hosted mode and therefore aonly accessible via the Exchange Management Shell. All was working fine until about 2 weeks ago.
Now when the client runs up the Exchange Management Shell they get:
VERBOSE: Connecting to server.domain.forest.ads
Connecting to remote server failed with the following error message : The WinRM client cannot complete the operation with
in the time specified. Check if the machine name is valid and is reachable over the network and firewall exception for Windows Remote Management serv
ice is enabled. For more information, see the about_Remote_Troubleshooti
ng Help topic.
+ CategoryInfo : OpenError: (System.Manageme....Remote
ace) , PSRemotingTransportExcepti
+ FullyQualifiedErrorId : PSSessionOpenFailed
No change has been made on the server. No updates. Nothing.
We have tried restarting the Exchange services, rebooting the server.