The Cisco Catalyst 4500 Series Supervisor Engine II-Plus-10GE is a 10 Gigabit Ethernet supervisor engine running Cisco IOS Software that meets the needs of value-conscious enterprise and service provider customers. This supervisor engine has been optimized for high-performance enterprise wiring closets and service provider access and aggregation needs. Medium-sized enterprises, education customers, small and medium-sized businesses (SMBs), and service providers can all benefit from the supervisor engine's resilience and intelligent control of converged data, voice, and video networks.The Cisco Catalyst 4500 Series Supervisor Engine II-Plus-10GE delivers non-blocking Layer 2-4 intelligent services to help enable power-resilient, enhanced Layer 2 switching solutions for converged networks. It allows customers to deploy network-wide intelligent services, such as advanced quality of service (QoS), comprehensive security, and management with optimal control and resiliency. Compatible with the Cisco Catalyst 4503, Cisco Catalyst 4506, and Cisco Catalyst 4507R chassis, and with existing Cisco Catalyst 4500 Series line cards, the Cisco Catalyst 4500 Series Supervisor Engine II-Plus-10GE helps to ensure an extended window of deployment of the modular Cisco Catalyst 4500 Series.