Rackmount switch switching ports 16 10 gigabit ethernet ports 12x rj 45 4x sfp switch type stackable management managed layer 2 network standards access control list acl spanning tree protocol stp vlan link aggregation lag link layer discovery protocol lldp port mirroring quality of services qos broadcast storm control flow control multicast unicast storm control mld snooping full duplex auto negotiation link aggregation control protocol lacp backp