ZyXEL Communications P-660HW-DX, User Manual

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Chapter 8 Network Address Translation (NAT) Screens
P-660HW-Dx User’s Guide
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Figure 77 NAT Port Forwarding
The following table describes the fields in this screen.
8.6.1 Port Forwarding Rule Edit
To edit a port forwarding rule, click the rule’s edit icon ( ) in the Port Forwarding screen
to display the screen shown next.
Table 48 NAT Port Forwarding
LABEL DESCRIPTION
Default Server
Setup
Default Server In addition to the servers for specified services, NAT supports a default server. A
default server receives packets from ports that are not specified in this screen. If
you do not assign a Default Server IP address, the ZyXEL Device discards all
packets received for ports that are not specified here or in the remote
management setup.
Port Forwarding
Service Name Select a service from the drop-down list box.
Server IP
Address
Enter the IP address of the server for the specified service.
Add Click this button to add a rule to the table below.
# This is the rule index number (read-only).
Active Click this check box to enable the rule.
Service Name This is a service’s name.
Start Port This is the first port number that identifies a service.
End Port This is the last port number that identifies a service.
Server IP
Address
This is the server’s IP address.
Modify Click the edit icon to go to the screen where you can edit the port forwarding rule.
Click the delete icon to delete an existing port forwarding rule. Note that
subsequent rules move up by one when you take this action.
Apply Click Apply to save your changes to the ZyXEL Device.
Cancel Click Cancel to return to the previous configuration.