D-Link's 24-port Third Generation Smart Switch is part of D-Link's third generation of Web Smart Switches, designed to provide Small to Medium Businesses complete control over their network. In a 19" metal case with innovative fanless design, the switch incorporates a complete lineup of Layer 2 features, including Port Mirroring, Spanning Tree, Link Aggregation & IGMP Snooping. Network maintenance features include Loopback Detection & Cable Diagnostics. The DES-1210-28 features state-of-the-art security technologies including ACL filtering & IP-MAC-Port Binding. With D-Link Safeguard Engine, the switch remains available in the event of a virus outbreak. Furthermore, the DES-1210-28 uses Auto Voice VLAN, ensuring higher priority for voice traffic. Quality of Service (Qo S) & granular bandwidth control down to 64 kbps are also included. A characteristic of D-Link's web Smart Switches is their ease of use, via a simple web browser. Advanced users can also configure the switch via Telnet or SNMP package such as D-Link's D-View 6.0. D-Link's Smart Console utility is also included for the joint management of several switches. Please note: networking components such as switches, routers & wireless devices require that speeds & standards be consistent throughout the network to gain optimum performance.