The Cisco PIX 501 Security Appliance delivers enterprise-class security for small offices and teleworkers in a reliable, plug-and-play purpose-built appliance. Ideal for securing high-speed "always on" broadband environments, the Cisco PIX 501 Security Appliance, which is part of the world-leading Cisco PIX Security Appliance Series, provides robust integrated security capabilities, small office networking features, and powerful remote management capabilities in a compact, all-in-one solution. The Cisco PIX 501 Security Appliance delivers a multilayered defense for small offices through rich security services including stateful inspection firewalling, protocol and application inspection, virtual private networking (VPN), in-line intrusion protection, and rich multimedia and voice security in a single device. The state-of-the-art Cisco Adaptive Security Algorithm (ASA) provides rich stateful inspection firewall services, tracking the state of all authorized network communications an...