def network_device_name
      return @network_device_name if @network_device_name
      major, minor, build = ::RightScale::Platform.release.split(".").map(&:to_i)
      @network_device_name = (major == 6 && minor <= 1) ? "Local Area Connection" : "Ethernet" # http://msdn.microsoft.com/en-us/library/ms724834%28VS.85%29.aspx
    end
def network_device_name
      return @network_device_name if @network_device_name
      major, minor, build = ::RightScale::Platform.release.split(".").map(&:to_i)
      @network_device_name = (major == 6 && minor <= 1) ? "Local Area Connection" : "Ethernet" # http://msdn.microsoft.com/en-us/library/ms724834%28VS.85%29.aspx
    end
For Windows 2008R2/Windows 7 and earlier its Local Area Connection
 For Windows 8/2012 and later its Ethernet