Rackmount switch switching ports 28 gigabit ethernet ports 24 x rj 45 4 x sfp 4 x rj 45 fast ethernet ports 24 x rj 45 ethernet ports 24 x rj 45 switch type stackable management managed layer 3 network standards jumbo frames igmp snooping vlan spanning tree protocol stp quality of services qos backplane bandwidth 128 gbs packet forwarding rate 952 interface 1x console rj 45 max power consumption 63 w mac address 32 k buffer 2 kbit uplink p