The HP 3100 SI Switch series is a low-cost Fast Ethernet switch line that enables organizations to do more with less. Stackable and affordable,this series comprises intelligent,network-manageable Layer 2 Fast Ethernet switch that offer high performance,high port density,and easy installation. This switch provides 10/100 Mbps downlinks and Gigabit Ethernet uplinks,and offers link aggregation that expands bandwidth and enhances connection reliability. In enterprise networks,it can serve as access devices for 100 Mbps-to-desktop applications.