The Wireless 108G QoS Gigabit Office Router (DI-724GU) is designed to be your one-stop solution for all your networking needs. Housed in a new rugged metal chassis, the multifunctional Office Router combines Internet sharing, a USB Print Server, a QoS Engine, Gigabit LAN ports, and a wireless 108G Access Point. Protect your network by utilizing the Gigabit Office Router's featured Stateful Packet Inspection (SPI) and Network Access Translation (NAT) double firewall functionality with Denial of Service (Dos) protection.