The Cisco Nexus 2000 series Fabric Extenders (FEX) comprise a category of data center products designed to simplify data center access architecture and operations. The Cisco Nexus 2000 series uses the Cisco FEX-link architecture to provide a highly scalable unified server-access platform across a range of 100 Megabit Ethernet, Gigabit Ethernet, 10 Gigabit Ethernet, unified fabric, copper and fiber connectivity, rack, and blade server environments.