The 3Com Switch 4200G 48-Port delivers quad-speed performance - 10/100/1000 and 10-Gigabit Ethernet - with plug-and-play Gigabit-to-the-desktop switching and rich, easy-to-use features. Perfect for cost-conscious medium-sized businesses wanting a fast, efficient network upgrade, this switch provides premium switching performance and investment protection without the complexity and high price. Layer 2 switching along with Layer 3 static routing make the Switch 4200G ideal for wiring closet and workgroup connectivity. It combines high-performance Gigabit switching, QoS and traffic management features to help ensure essential applications get the appropriate priority for efficient utilization of network resources. Furthermore, this switch has enterprise-class security features including IEEE 802.1X network login, SSH/SSL encrypted device log-in, and Access Control Lists. The Switch 4200G features 44 auto-negotiating 10/100/1000 ports configured as auto-MDI/MDIX, four dual-personality 10/100/1000 or SFP Gigabit ports, and one 10-Gigabit slot.