ports: 5 x auto-speed sensing utp ports compliance: ieee 802.3i, 802.3u , 802.3z , win, macos, netware, linux bandwidth: 10 gbps (non-blocking) mac addresses: 8,000 queue buffer memory: 12 kbytes per port forward rate: 14,800 packets/sec (10 mbps port) 148,000 packets/sec (100 mbps port) 1,480,000 packets/sec(1000 mbps port) network latency (100 to 100 mbps): 20 s (max) network latency (1000 to 1000 mbps): 10 s (max) mean time between failure (mtbf): 87,600 hours (10 years) dimensions: 158 x 105 x 25 mm * store-and-forward * 256k on-chip packet buffering * leds embedded in rj-45 jacks make for easy monitoring. provides noiseless operation * integrates 10, 100, and 1000 mbps devices on the same network sys reqs : utp cat 5cables+ ; nic for each pc/server