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2 nat setup, 1 address mapping sets, Figure 256 menu 15: nat setup – ZyXEL Communications ZyXEL ZyWALL 5 User Manual

Page 448: Table 174 applying nat in menus 4 & 11.1.2

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ZyWALL 5 User’s Guide

Chapter 33 Network Address Translation (NAT)

447

The following table describes the fields in this menu.

33.2 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 and the DMZ. Set 255 is used for SUA. When you
select Full Feature in menu 4 or menu 11.1.2, the SMT will use Set 1. When you select SUA
Only
, the SMT will use the pre-configured Set 255 (read only).

The server set is a list of LAN and DMZ 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

Chapter 17 on page 283

for further information on these menus. To configure

NAT, enter 15 from the main menu to bring up the following screen.

Figure 256 Menu 15: NAT Setup

Note: Configure DMZ and LAN IP addresses in NAT menus 15.1 and 15.2. DMZ IP

addresses must be on subnets separate from LAN IP addresses.

33.2.1 Address Mapping Sets

Enter 1 to bring up Menu 15.1 - Address Mapping Sets.

Table 174 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

Section 33.2.1 on page 447

for further discussion). You

can configure any of the mapping types described in

Chapter 17 on page

283

.

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

Section 33.2.1 on page 447

). 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: