Fibre channel switch rackmount switch switching ports 12 gigabit ethernet ports 12 x sfp switch type stackable management managed layer 3 network standards quality of services qos vlan jumbo frames backplane bandwidth 160 gbs interfaces 1x usb type a 1x usb type b mac address 12 k flash memory 128 mb uplink port 12 x sfp mini gbic mode store and forward routing ipv6 dimensions 445 x 46 x 445 cm weight 68 kg