The Zyxel P-793H v3 is a G.SHDSL gateway with high flexibility to support either ATM mode or EFM mode to provide high-speed LAN-to-LAN connections and Internet access for small businesses or branch offices through G.SHDSL connection over copper lines. The device supports the latest SHDSL. bis technology with higher symmetric upstream and downstream data rates of up to 30.6 Mbps. The Rate Negotiating feature allows P-793H v3 to adjust data rates automatically according to the quality of wire connections. The Quality of Service feature ensures smooth net connections for inbound and outbound data with minimal traffic congestion. The P-793H v3 also supports IPSec VPN for users to create secure data communication between two sites. The rich Firewall security features such as SPI, DoS attack prevention and URL Content Filtering are also integrated to provide users with unparalleled access protection.