Cisco PIX 500 Series Firewalls

The Cisco PIX Security Appliance plays a vital role in the Cisco strategy to use integrated security to build a Self-Defending Network.

From compact "plug-and-play" appliances for small and home offices to modular carrier-class gigabit appliances for enterprise and service-provider environments, Cisco PIX Security Appliances provide robust, enterprise-class integrated network security services to create a strong multilayered defense for fast-changing network environments.

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Security and networking services include virtual LAN (802.1q tag) support; Open Shortest Path First dynamic routing; Network Address Translation; Port Address Translation; content filtering (Java/ActiveX); URL filtering; authentication, authorization, and accounting (RADIUS/TACACS+) integration; support for leading X.509 public key infrastructure solutions; and Dynamic Host Configuration Protocol client, server, relay, and Point-to-Point Protocol over Ethernet support.

Cisco PIX Security Appliances support various remote access VPN clients including Cisco software VPN clients (available on many platforms including Microsoft Windows, Linux, Solaris, and Mac OS X), Cisco hardware VPN clients (such as the Cisco PIX 501 and PIX 506E security appliances, VPN 3002 hardware client, and Cisco 800 or 1700 series routers), as well as Point-to-Point Tunneling Protocol and Layer 2 Tunneling Protocol clients in Microsoft Windows operating systems. Cisco PIX Security Appliances encrypt data using 56-bit Data Encryption Standard (DES), 168-bit Triple DES (3DES), or up to 256-bit Advanced Encryption Standard (AES) encryption. Many Cisco PIX Security Appliance models support modular upgrades and have integrated hardware VPN acceleration capabilities, delivering highly scalable, high-performance VPN services.

Cisco PIX Security Appliances also provide advanced security services for multimedia and voice standards, including H.323 Version 4, Session Initiation Protocol, Cisco Skinny Client Control Protocol, Real Time Streaming Protocol, and Media Gateway Control Protocol, allowing businesses to securely take advantage of the many benefits that converged data, voice, and video networks deliver.