HP 1820 Switch Series devices are basic,smart-managed,fixed-configuration Gigabit Ethernet Layer 2 switches designed for small businesses looking for key features in an easy-to-administer solution. The 48-port Gigabit Ethernet switch provides non-blocking Gigabit per port performance. The 1820 Switch supports flexible installation possibilities,including mounting on wall,under table,or on desktop. The solution is plug-and-play out of the box,yet network operation can be fine-tuned through features available from a simple Web browser-based GUI,if necessary. Customizable features include VLANs,Rapid Spanning Tree,IGMP Snooping,link aggregation trunking,and DSCP QoS policies.