8*10/100/1000Base-T Gigabit Ethernet ports LAN 1, VIP port :high performance priority port for data connections IEEE 802.3x Flow Control for Full Duplex mode Back Pressure for Half Duplex mode Supports Full/Half Duplex in 10M and 100M mode Supports Full Duplex in 1000M mode Supports full wire speed reception and transmission Supports Store-and-forward operation Supports Support Asus Green Network Feature: Link down detection, Cable length detection Supports 4K MAC Addresses Table Supports 104KB Packet Buffer Memory Supports up to 16KB Jumbo Frames Supports Auto-detection for MDI/MD-X Availability: Usually ships the same business day. ASUGXD1081$37.00 Please e-mail or call for a price on any item not listed here. Most items that are not in stock are normally available for pickup/shipping within one business day.