Chapter 13 NAT

13.2 The NAT Screen

The NAT summary screen provides a summary of all NAT rules and their configuration. In addition, this screen allows you to create new NAT rules and edit and delete existing NAT rules. To access this screen, login to the Web Configurator and click Configuration > Network > NAT. The following screen appears, providing a summary of the existing NAT rules.

Figure 127 Configuration > Network > NAT

The following table describes the labels in this screen.

Table 83 Configuration > Network > NAT

LABEL

DESCRIPTION

Add

Click this to create a new entry.

 

 

Edit

Double-click an entry or select it and click Edit to open a screen where you can modify

 

the entry’s settings.

 

 

Remove

To remove an entry, select it and click Remove. The ZyWALL confirms you want to

 

remove it before doing so.

 

 

Activate

To turn on an entry, select it and click Activate.

 

 

Inactivate

To turn off an entry, select it and click Inactivate.

 

 

#

This field is a sequential value, and it is not associated with a specific entry.

 

 

Status

This icon is lit when the entry is active and dimmed when the entry is inactive.

 

 

Name

This field displays the name of the entry.

 

 

Mapping Type

This field displays what kind of NAT this entry performs: Virtual Server, 1:1 NAT, or

 

Many 1:1 NAT.

 

 

Interface

This field displays the interface on which packets for the NAT entry are received.

 

 

Original IP

This field displays the original destination IP address (or address object) of traffic that

 

matches this NAT entry. It displays any if there is no restriction on the original

 

destination IP address.

 

 

Mapped IP

This field displays the new destination IP address for the packet.

 

 

Protocol

This field displays the service used by the packets for this NAT entry. It displays any if

 

there is no restriction on the services.

 

 

Original Port

This field displays the original destination port(s) of packets for the NAT entry. This

 

field is blank if there is no restriction on the original destination port.

 

 

Mapped Port

This field displays the new destination port(s) for the packet. This field is blank if there

 

is no restriction on the original destination port.

 

 

Apply

Click this button to save your changes to the ZyWALL.

 

 

Reset

Click this button to return the screen to its last-saved settings.

 

 

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