... net working is more flexible and is more convenient to use.AP601 combines various methods to control the unlawful access from the ... Address, IP Address, time, URL, protocol and port. The built-in firewall and anti-virus feature protect network security effectively.Variety ... NAT, UPnP, SNTP, DHCP, PPPoE, DNS, DDNS and virtual server. In the applications, it provide supports to main chat applications ...