The FS100 series FS105 Fast Ethernet switch brings the 100 Mbps switching technology and simplifies it for the small office marketplace. This product provides a cost effective way to instantaneously boost network performance while preserving your network infrastructure, including installed cabling and desktop software and hardware. Since each port is auto-speed- sensing, installation is plug and play and each connection can easily be upgraded from 10 to 100 Mbps.