Dell SonicWALL NSA 3500 is a next generation United Threat Management firewall, utilizing a breakthrough multi-core hardware design with 4 cores and 6 Gigabit Ethernet interfaces to deliver real-time internal and external network protection without compromising network performance for corporate, branch office and distributed environments. The NSA 3500 combines high-speed intrusion prevention, file and content inspection and powerful application firewall capabilities with an extensive array of advanced networking and configuration flexibility features in an accessible, affordable platform that is easy to deploy and manage in a wide variety of environments.SonicWALL TotalSecure delivers the convenience of all-in-one network protection by combining gateway anti-virus, anti-spyware intrusion prevention, content filtering, firmware updates and 24X7 support onto a high-performance deep packet inspection firewall, creating a powerful, single security solution. Even before new threats begin to spread, TotalSecure solutions are automatically updated with signatures that stop attacks before they can enter the network, ensuring around-the-clock protection. TotalSecure provides complete network security against threats including viruses, spyware, worms, Trojans and more, yet it is simple to install and manage.