Chapter 39 Network Address Translation (NAT)
ZyWALL 2WG User’s Guide
593
The following table describes the fields in this menu.
39.2 NAT Setup
Use the address mapping sets menus and submenus to create the mapping table used to assign
global addresses to computers on the LAN, DMZ and WLAN.
Set 255
is used for SUA. When
you select
Full Feature
in menu 4, menu 11.1.2 or menu 11.2.2, the SMT will use
Set 1
for
the first WAN port and
Set 2
for the second WAN port. When you select
SUA Only
, the SMT
will use the pre-configured
Set 255
(read only).
The server set is a list of LAN, DMZ and WLAN servers mapped to external ports. To use this
set, a server rule must be set up inside the NAT address mapping set. Please see the
section on
port forwarding in
for further information on these menus. To
configure NAT, enter 15 from the main menu to bring up the following screen.
"
On a ZyWALL with two WAN interfaces, you can configure port forwarding and
trigger port rules for the first WAN interface and separate sets of rules for the
second WAN interface.
Figure 377
Menu 15: NAT Setup
Table 222
Applying NAT in Menus 4 & 11.1.2
FIELD
DESCRIPTION
OPTIONS
Network
Address
Translation
When you select this option the SMT will use Address Mapping Set 1
(menu 15.1 - see
for further discussion). You
can configure any of the mapping types described in
Choose
Full Feature
if you have multiple public WAN IP addresses
for your ZyWALL.
When you select
Full Feature
you must configure at least one address
mapping set.
Full
Feature
NAT is disabled when you select this option.
None
When you select this option the SMT will use Address Mapping Set 255
(menu 15.1 - see
). Choose
SUA Only
if you
have just one public WAN IP address for your ZyWALL.
SUA Only
Menu 15 - NAT Setup
1. Address Mapping Sets
2. Port Forwarding Setup
3. Trigger Port Setup
Enter Menu Selection Number: