Desktop switch poe switch switching ports 10 gigabit ethernet ports 8 x rj 45 2 x sfp switch type standalone management managed layer 3 network standards power over ethernet poe quality of services qos access control list acl address resolution protocol arp energy efficient ethernet igmp snooping link aggregation lag link layer discovery protocol lldp vlan backplane bandwidth 20 gbs packet forwarding rate 1488 max power consumption 847 w j