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Nat setup, 2 nat setup, 1 address mapping sets – ZyXEL Communications ZyXEL ZyAIR 100 User Manual

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ZyWALL 10~100 Series Internet Security Gateway

29-4 NAT

29.2 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. You can see two NAT address mapping sets in menu
15.1. You can only configure Set 1. Set 255 is used for SUA. When you select Full Feature in menu 4 or
11.3, 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 the chapter
on NAT web configurator screens for further information on these menus. To configure NAT, enter 15
from the main menu to bring up the following screen.

Figure 29-3 Menu 15: NAT Setup

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.

29.2.1 Address Mapping Sets

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

Menu 15 — NAT Setup

1. Address Mapping Sets

2. Server

Set

3.

Trigger Port Setup

Enter Menu Selection Number: