The Cisco Nexus 2000 Series Fabric Extenders comprise a category of data center products designed to simplify data center access architecture and operations. The Cisco Nexus 2000 Series uses the Cisco Fabric Extender 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. The platform is ideal to support today's traditional Gigabit Ethernet while allowing transparent migration to 10 Gigabit Ethernet virtual machine-aware unified fabric technologies.

• Layer 2 VLAN trunks
• IEEE 802.1Q VLAN encapsulation
• Cisco EtherChannel technology on uplinks
• Advanced PortChannel hashing
• Jumbo frames on all ports (up to 9216 bytes)
• Pause frames (priority flow control [PFC] and IEEE 802.3x)
• Private VLANs (promiscuous only on uplinks)
• Autonegotiation to 1000BASE-T; full duplex on host interfaces
• Hot-swappable field-replaceable power supplies and fan modules
• Remote monitoring (RMON)
• Power-on self-test (POST)