Cisco OC12/SRP-LR-SC-B

The Cisco OC12/SRP-LR-SC-B is a line card module designed for use in Cisco 12000 Series routers. It is specifically designed for OC-12c/STM-4c (Optical Carrier level 12/Synchronous Transport Module level 4) interfaces and provides long-reach connectivity using single-mode fiber optic cables. The "SRP" in the name stands for "Switch Route Processor," indicating that this line card is used for routing and switching functions within the router. The "LR" stands for "Long Reach," indicating its ability to transmit data over longer distances. The "SC" refers to the type of fiber optic connector used (Subscriber Connector). Overall, this line card module enables high-speed, long-distance connectivity for data transmission in network environments.