The Hirschmann EAGLE40-4F Industrial Firewall features four Gigabit Ethernet ports, real-time traffic monitoring, and deep packet inspection capabilities to protect industrial automation networks. It includes IPsec VPN for secure data encryption, dynamic routing with OSPF, and router redundancy with VRRP. Built for harsh environments, it operates in temperatures from -40°C to +70°C with a ruggedized, convection-cooled metal casing. The device complies with NERC CIP and IEC 62443 standards and runs on Belden's HiSecOS operating system with a user-friendly graphical interface for configuration and management. It maximizes uptime and supports IT/OT convergence in industrial settings.