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Chapter 19 NAT
ZyWALL USG 300 User’s Guide
414
19.1.2 What You Need to Know
NAT is also known as virtual server, port forwarding, or port translation.
Finding Out More
• See Section 6.5.10 on page 103 for related information on these screens.
• See Section 19.3 on page 419 for technical background information related to
these screens.
• See Section 7.11.2 on page 162 for an example of how to configure NAT to allow
H.323 traffic from the WAN to the LAN.
• See Section 7.12.2 on page 166 for an example of how to configure NAT to allow
web traffic from the WAN to a server on the DMZ.
• See Section 7.13.3 on page 171 for an example of how to configure NAT to allow
SIP traffic from the WAN to an IPPBX or SIP server on the DMZ.
19.2 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 315 Configuration > Network > NAT
The following table describes the labels in this screen.
Table 105 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.