Allowing WMI Communication through the Windows Firewall

  1. On the Hyper-V server, open the Windows Firewall Allowed Programs screen.

    On Windows 2008 R2 systems, go to Control Panel > System and Security > Windows Firewall > Allow a program or feature through Windows Firewall.

  2. Select Windows Management Instrumentation (WMI).
  3. Click Save.
  4. Test the Hyper-V connection again.