The Dell Networking N3048/N3048P front panel provides 48 Gigabit Ethernet (10BASE-T, 100BASE-TX, 1000BASE-T) RJ-45 ports that support auto-negotiation for speed, flow control, and duplex. The Dell Networking N3048/N3048P supports two SFP+ 10G ports. Dell-qualified SFP+ transceivers are sold separately