TRENDnet 4-Port Firewall Router TW100-BRF114 (Blue) Standards: IEEE 802.3, 802.3u Protocols: NAT, PPPoE, HTTP, DHCP, TCP/IP, UDP, PAP, CHAP, RIP1, DDNS Firewall: NAT firewall, Attack Alert (email) and log, Stateful Packet Inspection firewall for DoS (Denial of Service) attacks Local Port: 4x 10/100Mbps Ethernet port (RJ45), Auto-MDIX Security: URL Filter, Access Control, Local Password