TP-LINK JetStream Gigabit Smart Switch T1600G-28TS is a cost-effective product solution for small and medium-sized business which provides high performance, powerful L2 and L2+ features like static routing, enterprise-level QoS and useful security strategies. Equipped with 24 gigabit RJ45 ports and 4 SFP slots, T1600G-28TS supports multiple useful features. Static Routing helps route internal traffic for more efficient use of network resources. The Storm Control feature protects against Broadcast, Multicast and Unknown unicast Storm. Quality of Service (QoS, L2 to L4) provides enhanced traffic management capabilities to move your data smoother and faster. Moreover, the easy-to-use web management interfaces, along with SNMP, RMON and Dual Image, mean faster setup and configuration with less downtime. For workgroup and departments requiring cost-sensitive L2/L2+ switch and gigabit capability, TP-LINK JetStream Gigabit Smart Switch T1600G-28TS provides you the ideal access-edge solution. Interface Available: 24 x 10/100/1000Mbps RJ45 Ports, (Auto Negotiation/Auto MDI/MDIX), 4 x 1000Mbps SFP Slots, 1 x RJ45 Console Port, 1 x Micro-USB Console Port; Protocols Supported: IEEE 802.3i IEEE 802.3u IEEE 802.3ab IEEE802.3z , IEEE 802.3ad IEEE 802.3x IEEE 802.1d IEEE 802.1s , IEEE 802.1w IEEE 802.1q IEEE 802.1x IEEE 802.1p; System Requirement: Microsoft Windows 98SE NT 2000 XP Vista, or Windows 7/8 MAC OS NetWare UNIX or Linux.