The Barracuda NextGen Firewall is a family of hardware and virtual appliances designed to protect network infrastructure, improve site-to-site connectivity and simplify administration of network operations. Beyond its powerful network firewall and VPN technologies, the Barracuda NextGen Firewall integrates a comprehensive set of next generation firewall technologies, including Layer 7 application control, intrusion prevention, Web filtering, anti-virus, anti-spam and network access control.