The Lenovo® Flex System™ EN4023 10Gb Scalable Switch is a high-performance 10 Gigabit Ethernet (GbE) embedded switch that supports the most demanding business applications. It offers advanced storage support with multiple storage connectivity options, including FCoE, Fibre Channel, iSCSI, and NAS storage. Clients deploying the new Brocade Virtual Cluster Switching (VCS) Fabric can now extend the features to the Flex System chassis using the EN4023 switch module. It is specifically designed to improve network utilization, maximize application availability, increase scalability, and dramatically simplify network architecture in virtualized data centers.