87activate port forwarding.IP Address: Enter the IP address the local server.Protocol: Select Both, UDP or TCP.Port Range: Specify the port range.Comment: Make comments to record the port forwarding rule.UDP Pass ThroughBy check Enable UDP Pass through will allow all the UDPs packets to pass through the firewall.Note that opening all the UDP ports will be very likely to expose the network to intrudersDMZ:A Demilitarized Zone is used to provide Internet services without sacrificing unauthorized access to itslocal private network. Typically, the DMZ host contains devices accessible to the Internet traffic, suchas Web (HTTP) servers, FTP servers, SMTP (e-mail) servers and DNS servers. To activate DMZ,check the Enable DMZ checkbox.DMZ Host IP Address: Enter the local host IP address.