B250 series soft router network security industrial control machine is a rack multi-port network security platform product independently developed, produced and operated by Changfan Technology. The standard configuration is up to 6 gigabit network port, extensible 4* gigabit SFP optical port module, or 2* 10-gigabit SFP optical port module, or 4* gigabit RJ45 port module; Meet the different needs of various high-end users. Self-defined internal and external network ports, multiple external stack flow control load balancing, flexible combination of various configurations, simple networking; With high speed reaction, simple operation, military grade, safe and reliable characteristics, 7*24 hours stable operation, low power consumption and energy saving. In the network exchange access and information security can provide stable and reliable special OEM customized solutions. This network security machine products in operators, government agencies, commercial finance, humanistic education, small and medium-sized enterprises, Internet cafes, hotels, schools, residential areas and other demand areas have been widely used, effectively reduce the cost of network construction and speed up the speed of network construction. Compatibility support: ROS, WAYOS, iKuai8 Aikuai, Panabit Pai net, Smart6, RippleOS Xiaobo Wireless, Morequick second open by cache, God Walker, Gao Ke, Sea Spider, flow control Master, cache Master, BYTEVALUE, Bihaiwei, Monowall, PFsense, OPNsense, LEDE, Blue Ocean accounting, Ling wind accounting, excellent accounting, Radius_Manager, and applicable to the firewall, log audit, behavior management, AC, gateway, gate and other independently developed X86 network security application system.