ZyXEL Communications Corporation NBG419N Manual De Usuario
Chapter 15 Network Address Translation (NAT)
NBG-419N Users Guide
148
Note: Only one LAN computer can use a trigger port (range) at a time.
Figure 95 Network > NAT > Advanced
The following table describes the labels in this screen.
Table 59 Network > NAT > Advanced
LABEL
DESCRIPTION
#
This is the rule index number (read-only).
Name
Type a unique name (up to 15 characters) for identification purposes.
All characters are permitted - including spaces.
All characters are permitted - including spaces.
Incoming
Incoming is a port (or a range of ports) that a server on the WAN uses
when it sends out a particular service. The NBG-419N forwards the
traffic with this port (or range of ports) to the client computer on the
LAN that requested the service.
when it sends out a particular service. The NBG-419N 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.
numbers.
End Port
Type a port number or the ending port number in a range of port
numbers.
numbers.
Trigger
The trigger port is a port (or a range of ports) that causes (or triggers)
the NBG-419N to record the IP address of the LAN computer that sent
the traffic to a server on the WAN.
the NBG-419N to record the IP address of the LAN computer that sent
the traffic to a server on the WAN.
Start Port
Type a port number or the starting port number in a range of port
numbers.
numbers.
End Port
Type a port number or the ending port number in a range of port
numbers.
Apply
Click Apply to save your changes back to the NBG-419N.
Reset
Click Reset to begin configuring this screen afresh.
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