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Table 44 Port Forwarding: Add/Edit (continued)
LABEL
External End
Port
Internal Start
Port
Internal End Port
Server IP
Address
Protocol
Apply
Cancel
11.3 The Applications Screen
This screen provides a summary of all NAT applications and their configuration. In addition, this
screen allows you to create new applications and/or remove existing ones.
To access this screen, click Network Settings > NAT > Applications. The following screen
appears.
Figure 62 Network Settings > NAT > Applications
The following table describes the labels in this screen.
Table 45 Network Settings > NAT > Applications
LABEL
Add new
application
Application
Forwarded
WAN Interface
Server IP
Address
Modify
P-873HNUP-51B User's Guide
DESCRIPTION
Enter the last port of the original destination port range.
To forward only one port, enter the port number in the External 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 External Start Port field above.
This shows the port number to which you want the ZyXEL Device to translate the
incoming port. For a range of ports, enter the first number of the range to which
you want the incoming ports translated.
This shows the last port of the translated port range.
Enter the inside IP address of the virtual server here.
Select the protocol supported by this virtual server. Choices are TCP, UDP, or
TCP/UDP.
Click Apply to save your changes.
Click Cancel to exit this screen without saving.
DESCRIPTION
Click this to add a new NAT application rule.
This field shows the type of application that the service forwards.
This field shows the WAN interface through which the service is forwarded.
This field displays the destination IP address for the service.
Click the Delete icon to delete the rule.
Chapter 11 Network Address Translation (NAT)
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