ZyXEL Communications P-2612HNU-Fx User Manual page 152

Chapter 8 Network Address Translation (NAT)
Table 34 Network > NAT > Port Forwarding
LABEL
Server IP
Address
External Port
Start
External Port
End
Internal Port
Start
Internal Port
End
Protocol
Add
The table below shows a summary of the values entered in the previous fields.
#
Active
Service Name
WAN Interface
External Start
Port
External End
Port
Internal Start
Port
Internal End
Port
Server IP
Address
Protocol
152
DESCRIPTION
Enter the IP address of the server for the specified service.
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.
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.
This shows the port number to which you want the ZyXEL Device to
translate the incoming port.
This shows the last port of the translated port range.
Select the protocol supported by this virtual server. Choices are TCP,
UDP, or TCP/UDP.
Click this button to add a rule to the table below.
This is the rule index number (read-only).
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.
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.
This shows the WAN interface through which the service is forwarded.
This is the first external port number that identifies a service.
This is the last external port number that identifies a service.
This is the first internal port number that identifies a service.
This is the last internal port number that identifies a service.
This is the server's IP address.
This shows the IP protocol supported by this virtual server, whether it is
TCP, UDP, or TCP/UDP.
P-2612HNU-Fx User's Guide