ASUS 8-Port Gigabit Green Switch and VIP Port (GX-D1081/V2) Green Network Technology: Link Down Mode, Cable Length Detection, Complies with IEEE 802.3 (10Base-T), IEEE 802.3u (100Base-TX), IEEE 802.3ab (1000Base-T) standards Supports IEEE 802.3x flow control for Full Duplex mode and back pressure for Half Duplex mode LAN 1, VIP port :high performance priority port for data connections 8 x RJ-45 10/100/1000 Mbps Ethernet ports