Rackmount switch poe switch switching ports 12 10 gigabit ethernet ports 2x sfp gigabit ethernet ports 14 x rj 45 switch type standalone management managed network standards vlan energy efficient ethernet dhcp snooping link aggregation lag quality of services qos power over ethernet poe spanning tree protocol stp link layer discovery protocol lldp full duplex address resolution protocol arp bootstrap protocol bootp multicast backplane bandwidth 68