how to Port Forward
mmcgrath at iesabroad.org
Thu Jun 9 14:13:38 UTC 2005
> -----Original Message-----
> From: fedora-list-bounces at redhat.com
> [mailto:fedora-list-bounces at redhat.com] On Behalf Of Shahzad Chohan
> Sent: Thursday, June 09, 2005 9:00 AM
> To: Alexander Dalloz
> Cc: For users of Fedora Core releases
> Subject: Re: how to Port Forward
> I'll also like to add to my previous mail.
> The only reason I'm not going to use NAT is becuase I believe
> that you can't use NAT to port forward on the same subnet,
> i.e port forward a host with ip 192.168.1.1 22 to 192.168.1.2 22.
> If I am wrong then can someone please show me how to do it with NAT.
> On 6/9/05, Alexander Dalloz <ad+lists at uni-x.org> wrote:
> > Am Do, den 09.06.2005 schrieb Shahzad Chohan um 13:41:
> > > I'd like to port forward the ssh port from one internal
> machine to
> > > another, is there a way to do this with iptables without
> using NAT?
> > > Shaz
> > You may look for SSH's own possibility too port forward. google for
> > "ssh port forward" and you get many hints.
> > Alexander
> > --
> > Alexander Dalloz | Enger, Germany | GPG http://pgp.mit.edu
> > legal statement: http://www.uni-x.org/legal.html Fedora Core 2
> > GNU/Linux on Athlon with kernel 2.6.11-1.27_FC2smp Serendipity
> > 15:39:22 up 16 days, 14:17, load average: 0.04, 0.09, 0.13
> > BodyID:41521057.2.n.logpart (stored separately)
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iptables -t nat -A PREROUTING -p tcp -d 126.96.36.199
--destination-port 22 -j DNAT --to-destination 192.168.1.45
In this case the external IP is 188.8.131.52 and the internal ip
(where the actual ssh server sits) is 192.168.1.45
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