P-661H/HW Series User’s Guide

The following table describes the fields in this screen.

Table 52 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 back to the ZyXEL Device.

 

 

Cancel

Click Cancel to return to the previous configuration.

 

 

7.5.1 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.

Figure 75 Port Forwarding Rule Setup

140

Chapter 7 Network Address Translation (NAT) Screens