An FC switch is a Layer 3 network switch that is compatible with the FC protocol, forwards FC traffic, and provides FC services to the components of the FC fabric. FC devices are usually servers or storage devices such as disk arrays. Your software release might not support all the features documented in this module. For the latest caveats and feature information, see the Bug Search Tool at. Fibre Channel (FC) is a high-speed network technology that interconnects network elements and allows them to communicate with one another. The fabric is a network of Fibre Channel devices which allows. SC interface: SC interface is widely used in industrial switches, with a rectangular appearance and a plug-in pin and latch fastening method, making it easy to operate. Fibre Channel (FC) is a data transmission protocol used in a storage area network (SAN). The first module contains eight FC interfaces.