Cisco ASA 5500 and ASA 5500-X Series Next-Generation Firewalls integrate the worlds most proven stateful inspection firewall with a comprehensive suite of highly integrated next-generation firewall services for networks of all sizes - small and midsize businesses with one or a few locations, large enterprises, service providers, and mission-critical data centers. The Cisco ASA 5500 and ASA 5500-X Series NextGeneration Firewalls deliver MultiScale performance with unprecedented services flexibility, including next-generation firewall capabilities, modular scalability, feature extensibility, and lower deployment and operations cost