iptables (or ipchains) will do this on the machine that you want to foward
the port to.

man iptables  or see the HOWTO.

Tom Veldhouse
veldy at veldy.net

----- Original Message -----
From: "Jason Sowers" <jsowers at osii.com>
To: <tclug-list at mn-linux.org>
Sent: Monday, March 19, 2001 1:50 PM
Subject: [TCLUG] Port switching


> Does anyone know if there is hardware/software out there that will allow
me
> to switch TCP/UDP ports of communication as it traverses a DMZ?  For
> example, if you have a web server that is outside of you network that is
> getting information from a DB server on the inside of your network, is
there
> anyway to switch the packet from port 80 to port 5000 as it crosses the
DMZ?
> Maybe Linux can do it or some package on Linux.  I can't find anything
that
> will do it.  Cisco can't so I don't know really where to go.  Any
> input/leads would be great.
>
> Thanks
>
> Jason Sowers
>
> _______________________________________________
> tclug-list mailing list
> tclug-list at mn-linux.org
> https://mailman.mn-linux.org/mailman/listinfo/tclug-list
>