Cisco OSM-2OC12-POS-SL

The Cisco OSM-2OC12-POS-SL is a line card module designed for use in Cisco 12000 Series routers. It provides two ports of OC-12/STM-4 Packet over SONET/SDH (POS) connectivity. The "SL" in the model name stands for "single-height line card," indicating that it occupies a single slot in the router chassis. This line card is used for high-speed data transmission over optical networks and is commonly used in service provider and enterprise networks for applications such as IP/MPLS (Multiprotocol Label Switching) aggregation, broadband access, and video streaming.