Firebox X Peak is the highest-performance line of unified threat management (UTM) appliances from WatchGuard, offering zero day protection out of the box and multi-gigabit-per-second firewall throughput. By integrating powerful security capabilities with advanced networking features, the Firebox X Peak delivers a superior overall solution that meets the needs of the most demanding network environments. The Firebox X Peak X5500e model is designed for enterprises needing high performance, advanced networking features, and high port density.