TP-LINK Gigabit Smart Switch TL-SG2452 is equipped with 48 gigabit RJ45 ports & 4 SFP slots. The switch provides high performance, enterprise-level Qo S, useful security strategies & rich layer 2 management features. TP-LINK Gigabit Smart Switch TL-SG2452 is a cost-effective product solution for the small & medium business. TL-SG2452 has useful security features. The Storm Control feature protects against Broadcast, Multicast & Unknown unicast Storm. Quality of Service (Qo S, L2 to L4) provides enhanced traffic management capabilities to move your data smoother & faster. Anymore, the easy-to-use web management interfaces, along with SNMP & RMON, mean faster setup & configuration with less downtime. For workgroup & departments requiring cost-sensitive layer 2 switch & gigabit capability, TP-LINK Gigabit Smart Switch TL-SG2452 provides you the ideal access-edge solution. To integrate voice, data & video service on one network, the switch applies rich Qo S policies. Administrator can designate the priority of the traffic based on a variety of means including Port Priority, 802.1P Priority & DSCP Priority, to ensure that voice & video are always clear, smooth & jitter free. Gigabit Ethernet connections on all ports provide full speed of data transferring Integrated security strategy including 802.1Q VLAN, Port Security & Storm control help protect LAN area investment L2/L3/L4 Qo S & IGMP snooping optimize voice & video applications WEB managed modes, SNMP, RMON bring abundant management features