Specifications

WAN Configuration 4-13
4. If the NAT type is 1 to Many, the 1 to Many button in the adjacent Outbound Mappings field is active,
allowing the administrator to specify address assignments for each subnet. If no translation should be
done, none should be selected for the subnet.
5. Click the Port Forwarding button to display a sub-screen of port forwarding parameters for inbound
traffic from the associated WAN IP address. When finished, click the Ok button to close the screen.
6. Click Add to add a new port forwarding entry and fill in the following fields.
Name Enter a name for the service that is being forwarded. The name can be any alphanu-
meric string and is used for easy identification of the service.
Transport Use this pull-down menu to specify the transport protocol used in this service. The
choices are ALL, TCP, UDP, ICMP, AH, ESP, and GRE.
Start Port /
End Port
Enter the port or ports used by this service. To specify a single port, enter the port num-
ber in the Start Port field. To specify a range of ports, use both the Start Port and End
Port fields to enter the port numbers. For example, enter 110 in the Start Port field and
115 in the End Port field.
IP Address Enter the IP address to which the specified service is forwarded. This address must be
within the specified NAT range for the associated WAN IP address.