Zyxel ZyWall 2 Internet Security Gateway, Packet Filter, Stateful Packet Inspection, Denial of Service, Attack Alert and logs, Access..., Java/ActiveX/Cookie/Proxy/URL, DHCP client/server, Multi-NAT/SUA, 0 - 40 °C, 5 - 90%, 181 x 128 x 36 mm Zyxel ZyWall 2 Internet Security Gateway. Firewall security: Packet Filter, Stateful Packet Inspection, Denial of Service, Attack Alert and logs, Access..., Content filtering: Java/ActiveX/Cookie/Proxy/URL. Management protocols: DHCP client/server, Multi-NAT/SUA. Dimensions (WxDxH): 181 x 128 x 36 mm, Weight: 330 g. Power requirements: 12V DC, Maximum data transfer rate: 100 Mbit/s, I/O ports: 4 x LAN (10/100Mbps RJ45) 1 x WAN (10/100Mbps RJ45)