Publisher's Note Based on the official instructor-led training courses (Cisco Secure PIX Firewall Fundamentals-CSPFF and Cisco Secure PIX Firewall Advanced-CSPFA), Cisco Secure PIX Firewalls teaches network security fundamentals while focusing on PIX Firewall hardware characteristics. Learn how to configure basic and advanced features of PIX Firewall hardware as well as how to configure PIX Firewalls for VPN connectivity using IPSec. The material also covers firewalling techniques using Cisco IOS. software. The first section focuses on network security fundamentals. The second section covers PIX hardware and software features. The third section discusses basic configuration of PIX Firewalls. The fourth section delves into more advanced features of the PIX. The fifth section introduces readers to VPN implementation with PIX and IPSec. The last section presents use of Cisco IOS routers as firewalls. Cisco Secure PIX Firewalls also includes configuration techniques, security management details, and real-life examples of firewall security implementation.