Rackmount switch switching ports 28 gigabit ethernet ports 24 x rj 45 4 x sfp fast ethernet ports 24 x rj 45 ethernet ports 24 x rj 45 switch type standalone management managed layer 4 network standards quality of services qos vlan port mirroring jumbo frames flow control spanning tree protocol stp backplane bandwidth 56 gbs packet forwarding rate 4166 interfaces 1x console rj 45 1x micro usb type b max power consumption 48 w mac address 16 k