Support TCP/IP protocols, including IP, ICMP, IGMP, TCP, UDP, etc.
Support multiple routing protocols, including static routing, RIP (V1 / V2) and OSPF
Support DHCP Relay and DHCP Server
Support PPPoE Client
Support NAT and multiple NAT ALG including FTP, H.323, DNS, etc.
Support ARP, trusted ARP, proxy ARP, etc.
Support Ping and Traceroute fault detection