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Chapter 8 Network Address Translation (NAT)
P-2612HNU-Fx User’s Guide
152
Server IP
Address
Enter the IP address of the server for the specified service.
External Port
Start
Enter the original destination port for the packets.
To forward only one port, enter the port number again in the External
Port End field.
To forward a series of ports, enter the start port number here and the
end port number in the External Port End field.
External Port
End
Enter the last port of the original destination port range.
To forward only one port, enter the port number in the External Port
Start 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 External Port Start field above.
Internal Port
Start
This shows the port number to which you want the ZyXEL Device to
translate the incoming port.
Internal Port
End
This shows the last port of the translated port range.
Protocol Select the protocol supported by this virtual server. Choices are TCP,
UDP, or TCP/UDP.
Add Click this button to add a rule to the table below.
The table below shows a summary of the values entered in the previous fields.
# This is the rule index number (read-only).
Active This field indicates whether the rule is active or not.
Clear the check box to disable the rule. Select the check box to enable
it.
Service Name This is the service’s name. This shows User Defined if you manually
added a service. You can change this by clicking the edit icon.
WAN Interface This shows the WAN interface through which the service is forwarded.
External Start
Port
This is the first external port number that identifies a service.
External End
Port
This is the last external port number that identifies a service.
Internal Start
Port
This is the first internal port number that identifies a service.
Internal End
Port
This is the last internal port number that identifies a service.
Server IP
Address
This is the server’s IP address.
Protocol This shows the IP protocol supported by this virtual server, whether it is
TCP, UDP, or TCP/UDP.
Table 34 Network > NAT > Port Forwarding
LABEL DESCRIPTION