The supervisor engines for the Catalyst Series deliver the latest advanced switching technology with proven Cisco software to power a new generation of scalable and intelligent multilayer switching solutions for both enterprise and service provider environments. Designed to integrate data, voice, and video into a single platform for fully integrated IP communications, the Catalyst Series supervisor engines enable intelligent, resilient, scalable, and secure high performance multilayer switching solutions.The widely deployed Supervisor Engine 1A is used in wiring closets, distribution/core, data center and WAN edge configurations enabling the seamless integration of advanced services such as security, voice and content into a converged network that reduces the total cost of ownership.