Sonic WALL NSA 3500 is a next generation United Threat Management firewall, utilizing a breakthrough multi-core hardware design with 4 cores & 6 Gigabit Ethernet interfaces to deliver real-time internal & external network protection without compromising network performance for corporate, branch office & distributed environments. The NSA 3500 combines high-speed intrusion prevention, file & content inspection & powerful application firewall capabilities with an extensive array of advanced networking & configuration flexibility features in an accessible, affordable platform that is easy to deploy & manage in a wide variety of environments.