Poe switch desktop switch switching ports 8 gigabit ethernet ports 8 x rj 45 switch type standalone management managed layer 2 network standards quality of services qos vlan power over ethernet poe flow control igmp snooping energy efficient ethernet link aggregation lag port mirroring weighted round robin wrr multicast full duplex loop detection broadcast storm control backplane bandwidth 16 gbs packet forwarding rate 119 max power consumption