The Cisco 7500 Series router is the premier Cisco distributed services, multiprotocol platform, now with twice the performance and enhanced high-availability (HA) features. The Cisco 7500 Series combines proven Cisco software technology with exceptional reliability, availability, serviceability, and performance features to meet the requirements of today's most mission-critical networks. The Cisco 7500 Series router provides service provider and enterprise networks with the flexibility they need to meet the constantly changing requirements of their networks. The three models of the Cisco 7500 Series allow users to choose the exact configuration needed to optimize installations and network designs for cost and functionality.