The Cisco 500 Series is a line of stackable managed switches that offer the advanced capabilities you need to support a more demanding network environment, at an affordable price. They provide a solid foundation for your current business applications, as well as those you are planning for the future. Keep your network up and running with advanced redundancy and availability features that reduce downtime and improve network resiliency so your business never slows down. Strong security, advanced QoS, IPv6 support, Layer 3 routing, Power over Ethernet Plus (PoE+) and 10 Gigabit Ethernet connectivity deliver the capabilities needed to support applications today and tomorrow. A variety of power-saving features, including Energy Efficient Ethernet, optimizes power usage and reduces energy consumption without compromising performance. Intuitive browser-based tools, auto-configuration and discovery, and true stacking make theses switches easy to use and manage and simplify day-to-day network operations.