Cisco 800-05517-03 OC-48c POS-SR-SC Line Card for Cisco 12000-series routers provides four OC-48c POS-SR-SC ports for Packet Over SONET transport. It supports SONET/SDH SR and uses SC fiber connectors. This four-port OC-48c line card is identified by part number 800-05517-03 for Cisco 12000 platforms.
