Chapter 9 Network Address Translation (NAT) Screens
P-662H/HW-D Series User’s Guide
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9.8 Edit Trigger Port
Click the Edit icon in the NAT > Trigger Port screen to open the following screen. Use this
screen to change your ZyXEL Device’s trigger port settings.
Figure 90 Trigger Port Edit
The following table describes the labels in this screen.
Active Click Apply to save your changes back to the ZyXEL Device.
Service
Name
This is the descriptive name of the rule.
Incoming
Port Range
This 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.
Trigger Port
Range
This is a port (or a range of ports) that causes (or triggers) the ZyXEL Device to record
the IP address of the LAN computer that sent the traffic to a server on the WAN.
Modify Click the Edit icon to go to the screen where you can edit the port forwarding rule.
Click the Delete icon to delete an existing port forwarding rule. A window display
asking you to confirm that you want to delete the port forwarding rule. Note that
subsequent address mapping rules move up by one when you take this action.
Apply Click Apply to save your changes back to the ZyXEL Device.
Cancel Click Cancel to return to the previous configuration.
Table 57 Trigger Port
LABEL DESCRIPTION
Table 58 Trigger Port Edit
LABEL DESCRIPTION
Active Click this check box to enable the rule.
Service
Name
Type a unique name (up to 15 characters) for identification purposes. All characters
are permitted - including spaces.
Name Type a unique name (up to 15 characters) for identification purposes. All characters
are permitted - including spaces.
Incoming
Port Range
The incoming 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.
Start Port Type a port number or the starting port number in a range of port numbers.
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