With its advanced switching technology, the EtherFastR 3124 24-Port 10/100 Ethernet Switch will boost your network performance with much more than just full duplex data transfer and dedicated bandwidth. It features nonblocking, wire-speed switching that forwards packets as fast as your network can deliver them. Also included are Address Learning and Aging to prevent data transfer errors and Data Flow Control to help prevent packet collisions. The EtherFast 3124 is rack mountable and includes an Expansion Slot that accepts an optional Fiber Module to let you grow your network by linking to other switches in full duplex mode up to 2000 meters (6560 feet) away. No matter how intensive your network demands, the EtherFast 3124 24-Port 10/100 Ethernet Switch's advanced chipset supports your needs with an affordable and efficient networking solution you can count on.