The FortiGate™ Enterprise Series, which includes the FortiGate-200, 400, 400A, 500, 500A, and 800 Antivirus Firewall models, meets enterprise-class requirement for performance, availability and reliability. They include all of the key capabilities provided by other FortiGate models, with integrated, real-time antivirus, firewall, VPN, network intrusion detection and prevention, and traffic-shaping services. With throughputs up to 1Gbps, high-availability features including automatic failover with no session loss, and multi-zone capabilities, units in the FortiGate Enterprise Series are the choice for mission critical applications.