The Cisco Catalyst 6500 series switches for campus networks, data center networks, enterprise core networks, and service provider networks are a high-end enterprise-class switch from Cisco. It has redundant power supplies, fans, and modules to ensure the stable operation of the switch, as well as high performance and high reliability. It also provides multiple security mechanisms, high-speed switching capabilities, and large-capacity backplane bandwidth, making it a modular (scalable) switch product with high performance and high reliability.