Chapter 13 NAT
ZyWALL USG Series User’s Guide
442
13.2.1 The NAT Add/Edit Screen
The NAT Add/Edit screen lets you create new NAT rules and edit existing ones. To open this window,
open the NAT summary screen. (See Section 13.2 on page 440.) Then, click on an Add icon or Edit icon
to open the following screen.
Figure 306 Configuration > Network > NAT > Add
Source IP This field displays the source IP address (or address object) of traffic that matches this NAT
entry. It displays any if there is no restriction on the source IP address.
External IP This field displays the external destination IP address (or address object) of traffic that
matches this NAT entry. It displays any if there is no restriction on the external destination IP
address.
Internal 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.
External Port This field displays the external destination port(s) of packets for the NAT entry. This field is
blank if there is no restriction on the external destination port.
Internal Port This field displays the new destination port(s) for the packet. This field is blank if there is no
restriction on the external destination port.
Apply Click this button to save your changes to the Zyxel Device.
Reset Click this button to return the screen to its last-saved settings.
Table 154 Configuration > Network > NAT (continued)
LABEL DESCRIPTION
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