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Chapter 13 NAT
ZyWALL 110/310/1100 Series User’s Guide
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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.