The Cisco Nexus 7700 Supervisor 2E (Supervisor 2 Enhanced) Module scales the control-plane and data-plane services for the Cisco Nexus 7700 switches in scalable data center networks. The enhanced supervisor module is designed to deliver control-plane and management functions. The supervisor controls the Layer 2 and 3 services, redundancy capabilities, configuration management, status monitoring, power and environmental management, and more. It provides centralized arbitration to the system fabric for all line cards.