The EtherFast II 10/100 Auto-Sensing Hub from Linksys is the second generation in the Instant EtherFast Series that quickly set the standard for economical network expansion. Since it's ready to run right out of the box and features easy rack-mount installation, your network will be up and running in no time. Extensive use of advanced VLSI technology ensures that this EtherFast II 10/100 Auto-Sensing hub will function with unsurpassed reliability, allowing your business to operate with a minimum of downtime.In today's fast-paced business world, growth can easily out-pace resources--that's why the EtherFast II Series is such a great solution. The built-in shared uplink port and fiber optic expansion slot mean that your network is ready to expand along with your business needs, and with auto-sensing ports, you have the freedom to combine low-cost 10Mbps computers with high-speed 100Mbps workstations. It's this combination of flexibility, reliability, and performance that make the EtherFast II Series "The Affordable High-Performance Network Solution."