Chapter 2
26
CellPipe
20H User Guide
4.5.3
NAT function
NAT function will be enabled automatically when PPPoE
routing set. This function will enable PC users in your
LAN environment to access outside with only one IP
address (IP sharing) and one access account.
If you have any application or server in your LAN
environment which is available for outside uses, please
configure the PAT (port address translation) table to
enable this kind of service by following the example
below, otherwise continue to section 4.5.4
Use the following example to set NAT function for PPPoE
routing.
> pat ( with “enter” key to go to pat director)
> pat> addpatin pppoa 434/udp 210.18.35.10
(Addpatin – command for add incoming pat table)
(pppoe – set PAT table for PPPoE routing. PAT table is
service related )
(434- port number of services or application to offer)
(udp – protocol used. Use ”tcp” for tcp/ip services)
(210.18.35.10 – IP address of server offered for access
from outside. Use correct IP Address instead)
4.5.4
Save the configuration to router permanently and
make settings effective by following steps below
>pat> home (with “enter” key to execute)
You can use “show” command to check your setting
again.
>> save (with “enter” key to execute)
Wait until the following message displayed on your
screen completely. Don’t power off the modem during this
stage.
