Intellinet IEEE 802.3, 802.3ab, 802.3u, 802.3x 5-Port Gigabit Ethernet Switch (Metal) (530378) Supports jumbo frames up to 9 kBytes Store and forward switching architecture Non-blocking wire-speed forwarding and filtering Fanless design ideal for silent operation Rugged metal housing for maximum durability 10/100/1000 Auto MDI-X ports automatically detect optimal network speeds High performance, half and full duplex, with zero packet loss Full flow control support provides optimum performance Green Ethernet power-saving technology deactivates unused ports and adjusts power levels based on the cable length Auto-learning of network configuration