GajShield GS20nu V3 is a next-generation firewall appliance that provides data-centric security capabilities. The device is ICSA Labs certified and designed for enterprise deployments. The firewall features 4 ports of 2.5 Gbps copper Ethernet interfaces with configurable WAN/DMZ/LAN ports. It supports up to 6,150,000 concurrent sessions and 32,000 new sessions per second. Performance specifications include 3.6 Gbps firewall throughput, 360 Mbps VPN throughput, 320 Mbps NGFW throughput, 550 Mbps antivirus throughput, and 920 Mbps IPS throughput. The appliance implements context-based data security controls with data leak prevention capabilities. It provides network behavior analysis, application filtering, and BYOD policy enforcement. The device includes bandwidth management, ISP load balancing, and threat surface management features. High availability configurations are supported through both Active-Active and Active-Passive modes. The firewall supports up to 550 VPN tunnels and can be managed through GajShield's Centralized Firewall Management System. On-appliance reporting provides visibility into data transactions and security events.