Premiertek 24-Port Gigabit 10/100/1000 Ethernet Rackmount Switch Hub: * 24 Gigabit Ethernet ports * Supports IEEE 802.3x flow control for full duplex mode * Backpressure for half duplex mode * Non-blocking switching architecture forwards and filters packets at full wire-speed for maximum throughput * Auto-MDI/MDIX eliminates the need for crossover cables * Supports MAC address auto-learning and auto-aging * Support for N-Way Auto-Negotiation, store and forward * Compact size design for desktops * Rack mountable * LED indicators for monitoring power, link, activity