The Cisco POC48E-POS-SR-FC is a 12000-series line card that provides OC-48c and STM-16c SONET/SDH connectivity for Cisco routers. It supports Packet over SONET/SDH (POS) services and carries the Enhanced feature set implied by the model name. This variant, POC48E-POS-SR-FC, is designed for high-capacity transport on OC-48c/STM-16c networks within the Cisco 12000-series family.
