ZyXEL Communications P-660HW-DX manual "

Chapter 8 Network Address Translation (NAT) Screens
P-660HW-Dx User’s Guide 137
Figure 78 Port Forwarding Rule Setup
The following table describes the fields in this screen.
8.7 Address Mapping
"The Address Mapping screen is available only when you select Full Feature in
the NAT > General screen.
Ordering your rules is important because the ZyXEL Device applies the rules in the order that
you specify. When a rule matches the current packet, the ZyXEL Device takes the
corresponding action and the remaining rules are ignored. If there are any empty rules before
your new configured rule, your configured rule will be pushed up by that number of empty
Table 49 Port Forwarding Rule Setup
LABEL DESCRIPTION
Active Click this check box to enable the rule.
Service Name Enter a name to identify this port-forwarding rule.
Start Po rt Enter a port number in this field.
To forward only one port, enter the port number again in the End Port field.
To forward a series of ports, enter the start port number here and the end port
number in the End Port field.
End Port Enter a port number in this field.
To forward only one port, enter the port number again in the Start Port field above
and then enter it again in this field.
To forward a series of ports, enter the last port number in a series that begins with
the port number in the Start Port field above.
Server IP
Address
Enter the inside IP address of the server here.
Back Click Back to return to the previous screen.
Apply Click Apply to save your changes to the ZyXEL Device.
Cancel Click Cancel to begin configuring this screen afresh.