Sonic WALL NSA 4500 is a next generation United Threat Management firewall, utilizing a breakthrough multi-core hardware design with 8 cores & 6 Gigabit Ethernet interfaces to deliver real-time internal & external network protection without compromising network performance for corporate networks & distributed environments. The NSA 4500 combines high-speed intrusion prevention, file & content inspection & powerful application firewall capabilities with an extensive array of advanced networking, high availability & configuration flexibility.