ZyXEL NBG-419N Guia Do Utilizador
Chapter 15 Network Address Translation (NAT)
NBG-419N User’s Guide
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15.2 What You Can Do
• Use the General screen (
) to enable NAT and set a
default server.
• Use the Application screen (
) o forward incoming
service requests to the server(s) on your local network.
• Use the Advanced screen (
) to change your NBG-
419N’s trigger port settings.
15.3 General NAT Screen
Use this screen to enable NAT and set a default server. Click Network > NAT >
General to open the following screen.
General to open the following screen.
Figure 93 Network > NAT > General
The following table describes the labels in this screen.
Table 57 Network > NAT > General
LABEL
DESCRIPTION
NAT Setup
Enable Network
Address
Translation
Enable Network
Address
Translation
Network Address Translation (NAT) allows the translation of an Internet
protocol address used within one network (for example a private IP
address used in a local network) to a different IP address known within
another network (for example a public IP address used on the Internet).
protocol address used within one network (for example a private IP
address used in a local network) to a different IP address known within
another network (for example a public IP address used on the Internet).
Select the check box to enable NAT.
Default Server Setup
Server IP
Address
In addition to the servers for specified services, NAT supports a default
server. A default server receives packets from ports that are not
specified in the Application screen.
server. A default server receives packets from ports that are not
specified in the Application screen.
If you do not assign a Default Server IP address, the NBG-419N
discards all packets received for ports that are not specified in the
Application screen or remote management.
discards all packets received for ports that are not specified in the
Application screen or remote management.