... network far away from intrusions and attacks.NATCapabilities of NAPT/NAT, routing and hybrid mode meet the needs of complicated networks ... external services of HTTP, telnet and FTP, etc; NAT re-routing, reverse NAT and NAT ALG (FTP, PPTP and IPSec ESP, etc) are ... 802.11g, IP, TCP, ARP, UDP, ICMP, DHCP, HTTP, TFTP,NAT, SNTP, triggered routing, TELNET, PPP, PPPoE, PAP, CHAPPhysical Specifications:Each ...