From mboxrd@z Thu Jan  1 00:00:00 1970
From: Jason Opperisano <opie@817west.com>
Subject: Re: ip alias
Date: Tue, 28 Sep 2004 09:51:15 -0400
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On Tue, 2004-09-28 at 08:04, John Black wrote:
> > You say "it will not let me out". Is that out to the internet ?
> > I can't see the use for the above :
> > - You assign an ip alias to eth0:0
> > - You forward all traffic coming in on eth0 (that is directed to the
> > aliased ip 192.168.1.23) to 161.31.31.23
> > By doing this you won't get access to the internet.
> 
> but, how would you forward outgoing traffic to this address?  So 
> all traffic generated on 192.168.1.23 is see coming from 161.31.31.23?
> 
> john

it sounds like you're trying to do this:

  iptables -t nat -A POSTROUTING -o eth0 -s 192.168.1.23 \
    -j SNAT --to-source 161.31.31.23

-j

-- 
Jason Opperisano <opie@817west.com>