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 standalone layer 2 network standards quality of services qos vlan jumbo frames backplane bandwidth 176 gbs packet forwarding rate 7142 mode store and forward dimensions 439 x 45 x 44 cm weight 8 kg