INT 16-Port Gigabit Ethernet Switch. 10/100/1000 auto-sensing ports automatically detect optimal network speeds. All RJ45 ports with Auto-MDIX (auto uplink) support. For use on desktop or mounted in standard 19″ rack. Supports NWay auto-negotiation. Store and forward switching architecture. Full/half duplex operation. Supports 802.3x flow control for full duplex mode and collision-based backpressure for half duplex mode. Green Ethernet power-saving technology deactivates unused ports and adjusts power levels based on the cable length. Supports jumbo frames up to 9 kBytes. Supports up to 8192 MAC address entries. 512 kBytes buffer memory. Supports MAC address auto-learning and auto-aging. Includes 19″ rackmount brackets. Three-Year Warranty.