[Gllug] Routing question

[Adrian McMenamin]

On Mon, 2005-01-10 at 11:12 +0000, Ian Norton wrote:
> On Sun, Jan 09, 2005 at 07:52:30PM +0000, Adrian McMenamin wrote:
> > On Sun, 2005-01-09 at 19:06 +0000, Martin A. Brooks wrote:
> > > Adrian McMenamin wrote:
> > > 
> > > >My mail/squid server - on the wired network - seems to think that
> > > >everything that comes from the wireless universe in fact comes from the
> > > >gateway - see the header from an outbound email below.
> > > >
> > > >Received: from 192.168.63.22 (electra [192.168.62.64])
> > > 
> > > Well, yes, everything from the wireless universe _does_ come from the 
> > > gateway.  I may be misunderstanding what you mean.
> > 
> > Err, yes, I know what you mean, I didn't explain it too clearly.
> > 
> > I mean it seems to have difficulty in ascertaining the real IP address
> > of the connecting system.
>  
> It's just a hunch, but it looks like your wireless router thing is doing SNAT
> /Masquerade for its wireless hosts, even though the address is routable it 
> is still changing thier source ip's to be it's own, 
> 
> this is what you would expect for the default on an average out of the box 
> wireless router as many people will just plug it into the cable modem and 
> expect the net to magically work.

Hmmm, I built this thing myself out of an old Pentium 166 and the Host-
AP driver (You can see a pic at http://junkcomputers.blogspot.com). I
did reconfigure the setup a bit a few weeks ago, but I am pretty certain
I didn't introduce *that*.

I'll have a closer look though.

> 
> Ian
> 
> -- 
> /* www.darkspace.org.uk {
>  web development, application development, consultancy, firewalls 
>  */
-- 
Adrian McMenamin <adrian at mcmen.demon.co.uk>
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