ADSL RouterUser’s Manual(с) ACORP 2008 Revision 2.0Page 23 of 58Function buttons for this second setting block:AddClick to save the rule entry to the configuration.Function buttons for the Current Filter Table:Delete SelectedDelete selected filtering rules from the filter table. You can click the checkbox at theSelect column to select the filtering rule.Delete AllDelete all filtering rules from the filter table.3.3.3.3 Port ForwardingFirewall keeps unwanted traffic from the Internet away from your LAN computers. Add aPort Forwarding entry will create a tunnel through your firewall so that the computers on theInternet can communicate to one of the computers on your LAN on a single port.