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3 nat – ZyXEL Communications ADSL2+ Access Router P-660R-T1 v2 User Manual

Page 7

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P-660R-TxC Series Quick Start Guide

7

Otherwise, select Connect on Demand and specify an idle time-out period (in seconds) in the Max. Idle
Timeout
field.

F) If you selected Routing, select SUA Only when you have one public IP address, Full Feature when you

have more than one public IP address (for translation) or None to disable NAT.

G) Click Next.

2 Verify your LAN and

WAN settings and click
Log on to the Internet !.

3 The P-660R-TxC

automatically tests the
connection to the
computer(s) connected
to the LAN port. To test
the connection from the
P-660R-TxC to the ISP,
click Start Diagnose.
Otherwise click Return
to Main Menu
to go back
to the main screen.

3 NAT

NAT (Network Address Translation - NAT, RFC 1631) means the translation of an IP address in one network to
a different IP address in another. For example, you could translate one public IP address to multiple private IP
addresses on your LAN (SUA Only). You must select Routing mode to use routing features such as NAT.

Click
Advanced
Setup
and
then NAT to
open the
NAT-Mode
screen.
Select SUA
Only
if you
have one public IP address and Full Feature if
you have multiple public IP addresses (for
address translation).

If you have
servers on your
LAN, configure
an SUA server
set to have
them visible to
the outside.
From the NAT -
Mode
screen
click Edit
Details
and fill
in the fields as
shown.