Sonicwall Nsa 4700 Network Security Firewall ApplianceThe SonicWall NSa 4700 Network Security Firewall Appliance is a high performance, enterprise grade Next Generation Firewall designed to protect medium to large sized networks with uncompromising speed and precision. Built to defend against todays increasingly sophisticated threats, the NSa 4700 blends advanced threat prevention, flexible networking, and centralized management into a single, scalable platform. It delivers real time intrusion