Rackmount switch switching ports 24 gigabit ethernet ports 24 x rj 45 4 x rj 45 4 x sfp switch type standalone management managed layer 2 network standards igmp snooping vlan energy efficient ethernet flow control full duplex jumbo frames power over ethernet poe spanning tree protocol stp quality of services qos sflow backplane bandwidth 56 gbs packet forwarding rate 4167 max power consumption 272 w mac address 16 k buffer 1 536 kbit uplink