The DES-1252 switch is a high-performance managed Layer 2 switch that provides an ideal solution for workgroups and departments. This switch present a great entry-level managed solution for the SMB just starting out or the already established business looking to bring a managed solution to the desktops. This switch provides 4 Gigabit uplinks for connection to a Gigabit backbone or servers. Main FeaturesManufacturer: D-Link Systems, IncManufacturer Part Number: DES-1252Manufacturer Website Address: www.dlink.comProduct Type: Managed Ethernet SwitchInterfaces/Ports: 48 x 10/100Base-TX LANInterfaces/Ports Details: 48 x RJ-45 10/100Base-TX Auto-sensing/Auto-negotiating LAN, 2 x RJ-45 1000Base-T Auto-sensing/Auto-negotiating Uplink, 2 x RJ-45 1000Base-T Shared UplinkExpansion Slots: 2 x Expansion SlotSlot Details: 2 x SFP SharedForm Factor: 1U 19" Rack-mountableDimensions: 1.73" Height x 17.32" Width x 12.2" DepthWeight: 8.16 lb