Eight port Stackable Workgroup Fast Ethernet Switch with Gigabit Fiber port with SC multimode connection uplink , which improves Network traffic by Segmentation. The FS509 Fast Ethernet Switch brings the 100 Mbps switching technology in a compact form factor to the small office marketplace at an aggressive price. This switch segments the network into smaller, connected subnets for improved performance, enabling the most demanding multimedia and imaging applications. Since each port is auto-speed-sensing, individual subnets or directly attached servers can easily be upgraded from 10 to 100 Mbps.