<P>Cisco`s Catalyst 5000 Family offers switching solutions focused on the needs of high performance wiring closets for large enterprises. The 5000 Family is also well suited for small and mid-range enterprise backbones. The Cisco Catalyst 5000 Family of switches is based upon proven Cisco switching technology that is being used in the largest campus networks in the world. With integrated frame and cell switching, full support for Cisco IOS-based routing, full support for Fast EtherChannel, Gigabit EtherChannel, and ATM, the Catalyst 5000 Family can support the expanding needs of growing campus systems. The media-independent architecture of the Catalyst 5000 Family supports any type of data communication, including all legacy LAN and Asynchronous Transfer Mode (ATM) switching technologies through a wide range of Ethernet, Fast Ethernet, Gigabit Ethernet, Fiber Distributed Data Interface (FDDI), Token Ring, and ATM switch modules. </P>