From: Jason Opperisano <opie@817west.com>
To: netfilter@lists.netfilter.org
Subject: Re: IP forwarding
Date: Thu, 4 Aug 2005 15:33:02 -0400 [thread overview]
Message-ID: <20050804193302.GA6965@bender.817west.com> (raw)
In-Reply-To: <286cf082050803183749d1f514@mail.gmail.com>
On Wed, Aug 03, 2005 at 07:37:43PM -0600, Ricardo J. Méndez wrote:
> Hi,
>
> I've got a network setup where the internal router is a Linux box
> running iptables. External interface is eth0, internal eth1. I'm
> attempting to forward an external IP address (say, 1.2.3.4) to an
> internal machine.
>
> The rule I added is:
>
> iptables -t nat -A PREROUTING -d 1.2.3.4 -p tcp --dport 80 -j DNAT
> --to 192.168.1.202
>
> However, attempting to
>
> telnet 1.2.3.4 80
>
> does not work. It's clear that the rule is being applied, because the
> web server running on the external machine is not responding unless I
> telnet from the router itself, but unfortunately I'm not getting into
> 192.168.1.202 either. Attempting to
>
> telnet 192.168.1.202 80
>
> does work as expected.
>
> What am I missing? Any pointers are welcome. Thanks,
http://marc.theaimsgroup.com/?l=netfilter&m=112110769302639&w=2
-j
--
Jason Opperisano <opie@817west.com>
next prev parent reply other threads:[~2005-08-04 19:33 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-08-04 1:37 IP forwarding Ricardo J. Méndez
2005-08-04 4:15 ` Gömöri Zoltán
2005-08-04 5:02 ` curby .
2005-08-04 18:42 ` Ricardo J. Méndez
2005-08-04 21:33 ` curby .
2005-08-04 22:20 ` Ricardo J. Méndez
2005-08-04 7:55 ` Jan Engelhardt
2005-08-04 16:22 ` Patrick Nelson
2005-08-04 18:19 ` Ricardo J. Méndez
2005-08-04 19:54 ` Patrick Nelson
2005-08-04 19:33 ` Jason Opperisano [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-10-21 21:22 IP Forwarding Jerry Alexander
2005-10-22 12:53 ` Henrik Nordstrom
2005-10-22 13:11 ` Aseem Rastogi
[not found] <20041028172521.3B3CB672@mail.817west.com>
2004-10-28 18:26 ` Ip Forwarding Jason Opperisano
2004-10-30 10:55 ` Nick Drage
2004-10-30 15:25 ` Jason Opperisano
2004-10-30 17:29 ` Nick Drage
2004-10-28 17:23 Joe Wright
2003-02-21 23:46 William Olbrys
2003-02-22 0:28 ` Willi Dyck
2003-02-22 0:47 ` William Olbrys
2003-02-22 14:57 ` William Olbrys
2003-02-23 3:43 ` Bjorn Ruberg
2003-02-23 21:38 ` Willi Dyck
2002-09-28 4:22 IP forwarding SB CH
2002-09-28 7:27 ` Antony Stone
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