[CentOS] how to reroute all ADSL traffic via another server on the internet?

Wed Apr 28 14:35:35 UTC 2010
Rudi Ahlers <rudiahlers at gmail.com>

On Wed, Apr 28, 2010 at 4:32 PM,  <m.roth at 5-cent.us> wrote:
> Rudy,
> Rudi wrote:
>> On Wed, Apr 28, 2010 at 4:06 PM,  <m.roth at 5-cent.us> wrote:
>>> AH! The light dawns! <g>
>>> Sounds to me as though you need to have the clients use the hosted
>>> system as their gateway, as though they're on a subnet, and have to go
>>> through the hosted system as a firewall (not a bad idea in itself). They
>>> need to *not* look directly out.
>>> Sounds like an iptables setup to route through the hosted system.
>>> Remember, if that works for you, that all the rules for blocking should
>>> happen *first* in /etc/sysconfig/iptables.
>> That's right :)
>> But, I don't know how todo this, or what todo....... And I don't know
>> what to look for on the internet to help me with this either.
> *sigh*
> I was just thinking about this, and I think the answer is
> $ route add -net gw <hosted IP> eth0

ok, let's try ? this tells it to route all traffic, including my SSH
connection to the gateway, rigth. But, what do I need todo on the
gateway, since the gateway will route incoming & outgoing traffic over
the same interface, eth0

>> What makes it different that what I've setup before is that it's not
>> really a LAN anymore, so I can't just tell the ADSL connected server
>> to use the hosted server as gateway, I don't think that'll work.
> What's not really a LAN anymore - does the ADSL server have people using
> that as a gateway?

Yes, in this case there's 5 PC's behing the Linux gateway

>      mark
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Kind Regards
Rudi Ahlers

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