Cisco 3000 Network Security Appliance — Hardened Industrial Firewall with Advanced Threat Defense for OT/ICS NetworksEngineered to thrive in the toughest industrial environments, the Cisco 3000 Network Security Firewall Appliance delivers uncompromising end to end security for OT networks without sacrificing performance or reliability. Designed with rugged hardware and a purpose built operating environment, this appliance protects critical infrastructurefrom manufacturing floors and oil and gas facilities to smart grids and transportation networks. It combines