Rackmount switch switching ports 24 gigabit ethernet ports 20 x rj 45 4 x sfp fast ethernet ports 20 x rj 45 4 x sfp ethernet ports 20 x rj 45 4 x sfp switch type standalone management managed layer 2 network standards quality of services qos vlan port mirroring backplane bandwidth 48 gbs packet forwarding rate 3571 mac address 8 k buffer 512 kbit uplink port 24 x auto mdimdi x link protocols 10base t 100base tx 1000base t mode store and f