Rackmount switch switching ports 48 gigabit ethernet ports 48 x rj 45 fast ethernet ports 48 x rj 45 ethernet ports 48 x rj 45 switch type stackable management managed layer 3 network standards quality of services qos vlan jumbo frames backplane bandwidth 160 gbs packet forwarding rate 7142 interfaces 1x usb type a 1x usb type b flash memory 64 mb uplink port 48 x auto mdimdi x link protocols 10base t 100base tx 1000base t mode store and for