TP-LINK smart switch TL-SL2452 is equipped with 48 10/100 Mbps RJ45 ports, 2 10/100/1000 Mbps RJ45 ports & 2 Gigabit SFP slots. The switch provides high performance, enterprise-level Qo S, useful security strategies & rich layer 2 management features. TP-LINK Smart Switch TL-SL2452 is a cost-effective product solution for the small & medium business. TL-SL2452 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 smart switch TL-SL2452 provides you the ideal access-edge solution. Advanced Qo S features 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. In conjunction with the Voice VLAN the switch supports, the voice applications will operate with much smoother performance. Abundant Layer 2 features For more application of layer 2 switches, TL-SL2452 supports a complete lineup of layer 2 features, including 802.1Q tag VLAN, Port Isolation, Port Mirroring, STP/RSTP/MSTP, Link Aggregation Group & 802.3x Flow Control function. Any more, the switches provide advanced features for network maintenance such as Loop Back Detection, Cable Diagnostics & IGMP Snooping. IGMP snooping ensures the switch intelligently forward the multicast stream only to the appropriate subscribers while IGMP throttling&filtering restrict each subscriber on a port level to prevent unauthorized