Complicated ipfw/ipf forwarding.

[Frank Laszlo]

I suppose something like this might be possible with squid, Though im
not sure how to do it.

-Frank

On Tue, 2003-10-28 at 17:30, Andras Kende wrote:
> -----Original Message-----
> From: owner-freebsd-questions at freebsd.org
> [mailto:owner-freebsd-questions at freebsd.org] On Behalf Of Lewis Thompson
> Sent: Tuesday, October 28, 2003 8:36 AM
> To: FreeBSD-questions
> Subject: Complicated ipfw/ipf forwarding.
> 
> Hi,
> 
> I have a public IP address and a couple of machines sitting behind a
> FreeBSD router doing NAT.  I'm using ipnat and ipf right now (although I
> used to use natd/ipfw so I don't mind switching -- I started using
> ipf/ipnat because of an odd problem with 5.1-RELEASE but I'm switching
> back to 4.9 now) and wondered if it was possible to do forwarding based
> on DNS.
> 
>   For example Apache is clever enough to support virtual hosts based on
> the address requested.  Is there any way at all to do this for
> forwarding on the router?  For example if I had three CNAMES for the
> same IP red, pink and blue.  Could I have red.foo.bar forwarded to
> 192.168.0.2, pink.foo.bar forwarded to 192.168.0.3 and say blue.foo.bar
> go to the local machine (i.e. the router)?
> 
>   Thanks very much,
> 
> -lewiz.