Re: network configs pls help

From: Richard (webmin@nospam.richardwarwick.org)
Date: 10/11/02 

From: "Richard" <webmin@nospam.richardwarwick.org>
Date: Thu, 10 Oct 2002 21:21:19 -0400

Check out: http://www.linuxgazette.com/issue76/whitmarsh.html

It *may* be helpful

"Johnny" <poochie@asia1.com> wrote in message
news:ao2s95$6eq$1@reader01.singnet.com.sg...
> Hi all,
> I am a newbie in linux network setup and would like to ask if anyone could
> give me any advice on my situation.
>
> We have a setup of network at the moment, and is working fine
>
> public IP local
> IP with IP (192.168.1.15 - 192.168.1.20)
> ---> Internet ---> ADSL router (WAN-LAN, NAT builtin) --> network
> switch -----> 3 computers (Internet connected by NAT with Local IP)
>
>
> We would like to setup as follow, is it possible for me to have the
> following work:
>
>
> public IP local
> IP (192.168.1.10)
> ---> Internet ---> ADSL router (NAT builtin and maintained by ISP) -->
Linux
> server (2 network cards, running NAT to provide ICS+port fwd/masq) --->
> network switch ---> 3 computers
>
>
> My intention to setup the above is because our ISP does not allow us to
have
> another IP or to have IP on the server, but we need to forward traffic
> accordingly for the three computers and it involves special forwarding
e.g.
> traffic with port 10921 map to port 11000 on first computer, port 10922
map
> to port 11000 on second computer, etc.
>
> 1. In the above setup, can the 3 computers reach the Internet?
> 2. Can we have the ADSL router to forward all traffic to our Linux server,
> so on the Internet I can reach the Linux server directly?
>
> Thanks in advance for your advice.
>
> Johnny
>
>
>
>
>

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