Chapter 8 Network Address Translation (NAT)

Figure 72 Network > NAT > Port Forwarding

The following table describes the fields in this screen.

Table 45 Network > 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

Enter the IP address of the server for the specified service.

Address

 

 

 

Add

Click this button to add a rule to the table below.

 

 

#

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 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

This is the server’s IP address.

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 address mapping rules move up by one when you take this action.

 

 

Apply

Click this to save your changes.

 

 

Cancel

Click this to restore your previously saved settings.

 

 

8.3.2 The Port Forwarding Rule Edit Screen

Use this screen to edit a port forwarding rule. Click the rule’s edit icon in the Port Forwarding screen to display the screen shown next.

 

139

P-660HN-F1 User’s Guide