J9280A, a HP ProCurve Switch with Gigabit speed 48 ports. Of the 48 ports, this Layer 2 switch has four dual personality ports. Dual personality ports allow for Ethernet (RJ-45) or mini GBIC for fibre transfer. The other 44 ports on this managed HP ProCurve switch are 10/100/1000 auto-sensing ports. This switch is also rack mountable, perfect for those with limited space since these switches can be neatly stacked.