User's Manual

Chapter 11 Network Address Translation (NAT)
NBG-417N User’s Guide
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•Use the Application screen (Section 11.4 on page 114) to change your NBG-417N’s port
forwarding settings.
•Use the Advanced screen (Section 11.5 on page 117) to change your NBG-417N’s trigger port
settings.
11.3 General NAT Screen
Use this screen to enable NAT and set a default server. Click Network > NAT to open the General
screen.
Figure 70 Network > NAT > General
The following table describes the labels in this screen.
11.4 NAT Application Screen
Use the Application screen to forward incoming service requests to the server(s) on your local
network. You may enter a single port number or a range of port numbers to be forwarded, and the
Table 46 Network > NAT > General
LABEL DESCRIPTION
NAT Setup
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).
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.
If you do not assign a Default Server IP address, the NBG-417N discards all
packets received for ports that are not specified in the Application screen or
remote management.
Apply Click Apply to save your changes back to the NBG-417N.
Reset Click Reset to begin configuring this screen afresh.