When you run powershell in exchange 2013 you see this error CategoryInfo : OpenError: (System.Manageme….
RemoteRunspace:RemoteRunspace) [New-PSSession], PSRemotingTransportException
+ FullyQualifiedErrorId : 1312,PSSessionOpenFailed
Exception calling “FindAll” with “0” argument(s): “Unknown error (0x80005000)”
.If you need to find out how long ago it has been since a user has logged onto your network then you can do this with a command in powershell. Follow this guide.Find out how long it has been since a user logged in.