By default, UPnP port forwarding is set to Off. To configure UPnP port forwarding: Browse to My Fiber; then select Network from the Navigation menu ( ). From the Network settings pane, select Advanced; then click Ports to display the Ports tab.
Variable refrigerant flow. Variable refrigerant flow (VRF), also known as variable refrigerant volume (VRV), is an HVAC technology invented in Japan by Daikin company in 1982. Like ductless minisplits VRFs use refrigerant as the cooling and heating medium.
What is WCF. Windows Communication Foundation (WCF) is an SDK for developing and deploying services on Windows. WCF provides a runtime environment for your services, enabling you to expose CLR types as services, and to consume other services as CLR types. WCF is forthcoming Microsoft technology for service-oriented applications; it is designed to address these requirements. WCF is part of .NET 3.0 and requires .NET 2.0, so it can only run on operation systems that support it.