The Cisco 520-FE-K9 Secure Router combines Internet access, advanced security, virtual private network (VPN) access, and optional wireless networking, all in a single easy-to-use device. A component of the Cisco Smart Business Communications System-a complete set of advanced voice, data, security, and wireless networking products designed specifically for small and medium-sized businesses-the Cisco 520 Secure Router brings together multiple technologies to help you lower costs, improve network security, and simplify network management.