Ethernet Switch, Total Number of Network Ports: 4, Uplink Port: Yes, Modular: No, Media Type Supported: Twisted Pair, Ethernet Technology: Fast Ethernet, Network Technology: 10/100Base-TX, Number of Total Expansion Slots: 2, Expansion Slot Type: SFP, Shared SFP Slot: Yes, Number of SFP Slots: 2, Layer Supported: 2, Manageable: Yes, Power Source: Power Supply, Redundant Power Supply Supported: Yes