The firewall appliance with state-of-the-art design combines security and network functions to meet the high demands placed on data security in the Web 2.0 era. It is designed for 19” rack mounting and is configured with a 64-bit multicore processor and large high-speed memory. In addition, it offers expansion service slots and a variety of port types for different scenarios and solutions. In this way, scalable unified multidimensional protection for both IPv4 and IPv6 networks is guaranteed. Device models and port types can be colour-coded for easier identification.