eir F1000 Modem User’s Guide
Chapter 9 Network Address Translation (NAT)
The following table describes the labels in this screen.
Table 59 Port Triggering: Configuration Add/Edit
Select the check box to enable this rule.
Enter a name to identify this rule using keyboard characters (A-Z, a-z, 1-2 and so on).
Select a WAN interface for which you want to configure port triggering rules.
The trigger port is a port (or a range of ports) that causes (or triggers) the Device to record
the IP address of the LAN computer that sent the traffic to a server on the WAN.
Type a port number or the starting port number in a range of port numbers.
Type a port number or the ending port number in a range of port numbers.
Select the transport layer protocol from TCP, UDP, or TCP/UDP.
The open port is a port (or a range of ports) that a server on the WAN uses when it sends
out a particular service. The Device forwards the traffic with this port (or range of ports) to
the client computer on the LAN that requested the service.
Type a port number or the starting port number in a range of port numbers.
Type a port number or the ending port number in a range of port numbers.
Select the transport layer protocol from TCP, UDP, or TCP/UDP.
Click OK to save your changes.
Click Cancel to exit this screen without saving.
9.5 The DMZ Screen
In addition to the servers for specified services, NAT supports a default server IP address. A default
server receives packets from ports that are not specified in the NAT Port Forwarding Setup
screen.
Figure 89 Network Setting > NAT > DMZ
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