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The following table describes the labels in this screen.
Table 48 Port Triggering: Configuration Add/Edit
LABEL
Active
Service Name
WAN Interface
Trigger Start Port The trigger port is a port (or a range of ports) that causes (or triggers) the ZyXEL
Trigger End Port
Trigger Protocol
Open Start Port
Open End Port
Open Protocol
Apply
Cancel
11.5 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 67 Network Settings > NAT > DMZ
P-873HNUP-51B User's Guide
DESCRIPTION
Select the check box to enable this rule.
This field is read-only in the Port Triggering Configuration screen.
Enter a name to identify this rule using keyboard characters (A-Z, a-z, 1-2 and so
on).
This field is read-only in the Port Triggering Edit screen.
Select a WAN interface for which you want to configure port triggering rules.
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 ZyXEL 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 Apply to save your changes.
Click Cancel to exit this screen without saving.
Chapter 11 Network Address Translation (NAT)
167
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