BRAND NEW WITH THE FULL HPE WARRANTY!!! HP 3100 EI series switches are Layer 2 Ethernet switches designed for enterprise networks demanding high security and intelligence. They provide 10/100 Mbps downlink and 1000 Mbps uplink Ethernet ports, and serve as access devices for 100 Mbps-to-desktop applications in enterprise networks. In metropolitan area networks or various industry networks, they connect end users or aggregate client devices with 10/100 Mbps connections, converging at a higher-capacity switch with 1000 Mbps interfaces. Features include advanced Quality of Service (QoS), rate limiting, QinQ (virtual LAN [VLAN]/VPN), SSHv2, Multicast VLAN Registration (MVR), Virtual Cable Tester (VCT), HGMP V2, GARP VLAN Registration Protocol (GVRP), access control list (ACL), media access control (MAC)-IP-port binding, Endpoint Admission Defense, voice and protocol-based VLAN, Internet Group Management Protocol snooping, and Power over Ethernet (PoE). Product Details Product Type: Ethernet Switch Manageable: Yes Ethernet Technology: Fast Ethernet Product Family: A3100 EI Stack Port: No Media Type Supported: Twisted Pair Total Number of Network Ports: 48 PoE Port: No Form Factor: Rack-mountable Network Technology: 10/100Base-TX Green Compliant: Yes Green Compliance Certificate/Authority: RoHS Compatible Rack Unit: 1U Number of Total Expansion Slots: 6 Number of Network (RJ-45) Ports: 48 Height: 1.7" Width: 17.3" Depth: 10.2" Expansion Slot Type: SFP Product Series: A3100 EI Product Model: 3100-48 v2 Input Voltage: 110 V AC Manufacturer Website Address: www.hp.com Standard Warranty: Lifetime Layer Supported: 2 Standard Memory: 256 MB