Rackmount switch switching ports 48 gigabit ethernet ports 2 x rj 45 fast ethernet ports 48 x rj 45 ethernet ports 48 x rj 45 switch type stackable network standards quality of services qos vlan backplane bandwidth 176 gbs packet forwarding rate 714 mac address 8 k buffer 128 kbit uplink ports 2 x sfp mini gbic 48 x auto mdimdi x link protocols 10base t 100base tx dimensions 44 x 20 x 44 cm weight 26 kg