Cisco-Linksys Broadband Router with QoS Share your high-speed cable or DSL Internet connection with multiple computers Built-in switch connects four local PCs directly--daisychain out to more hubs and switches as your network grows Quality of Service (QoS) feature prioritizes time sensitive traffic for better performance Powerful SPI Firewall protects your PCs from Internet intruders and most known Internet attacks Compatible with operating systems with TCP/IP protocol capabilities