Configuration settings appeared correct but reviewing the unidesk-pvs-connector.log.json displayed the below:

HandlerHelper: 'Application Error while processing 'Command' 'CreatePowerShellSessionCommand'': 'DefaultTitle="", MessageID="PowerShellCreateSession", {CategoryData={[PowerShellCreateSessionCategory { Message = "Connecting to remote server localhost failed with the following error message : The client cannot connect to the destination specified in the request. Verify that the service on the destination is running and is accepting requests. Consult the logs and documentation for the WS-Management service running on the destination, most commonly IIS or WinRM. If the destination is the WinRM service, run the following command on the destination to analyze and configure the WinRM service: "winrm quickconfig". For more information, see the about_Remote_Troubleshooting Help topic.", ExceptionType = "PSRemotingTransportException" }]}'

To resolve this issue, enable the power shell remote commands, which is a prereq for our agent install in a Windows 2008 R2 environment:

http://www.unidesk.com/support/learn/4.0.8/set_up/landing_set_up_co4/get_started_install_agent_pv4#Prereq

On Windows 2008 R2, you must also enable PowerShell remote commands. For more information, see this Microsoft article:

https://technet.microsoft.com/en-us/library/hh849694.aspx

If your 2008 R2 OS does not have PowerShell remoting enabled, run the following PowerShell command on the PVS server: Enable-PSRemoting