All of lore.kernel.org
 help / color / mirror / Atom feed
From: Alexander Samad <alex@samad.com.au>
To: netfilter@lists.netfilter.org
Subject: Re: Redirecting outgoing SMTP from LAN to another LAN server
Date: Thu, 29 Apr 2004 23:37:57 +1000	[thread overview]
Message-ID: <20040429133757.GK7147@samad.com.au> (raw)
In-Reply-To: <20040429095949.GB22172@acentral.co.uk>

[-- Attachment #1: Type: text/plain, Size: 791 bytes --]

On Thu, Apr 29, 2004 at 10:59:49AM +0100, Gavin Hamill wrote:
> Hullo :)
> 
> I'd like to do $SUBJECT, but after much playing with commands like
> 
> iptables -t nat -A PREROUTING -p tcp -i eth1 --dport 25 -j DNAT --to 10.0.0.253:25

what about 

iptables -t nat -A PREROUTING -p tcp -i eth1 -s ! 10.0.0.253  --dport 25 -j DNAT --to 10.0.0.253:25

I presume 10.0.0.253 is also on eth1.

> 
> I have given up and have come to you fine people for help...
> 
> My LAN is on eth1, with WAN on eth0. The gateway machine is 10.0.0.254 doing masq for 
> LAN clients, but I'd like to send any outgoing SMTP connections to 10.0.0.253 - alas 
> any time I've tried, I just end up killing ALL outgoing SMTP :(
> 
> Any suggestions warmly received!
> 
> Cheers,
> Gavin.
> 
> 

[-- Attachment #2: Digital signature --]
[-- Type: application/pgp-signature, Size: 189 bytes --]

  reply	other threads:[~2004-04-29 13:37 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-04-29  9:59 Redirecting outgoing SMTP from LAN to another LAN server Gavin Hamill
2004-04-29 13:37 ` Alexander Samad [this message]
2004-04-29 14:47   ` Sven Schuster
2004-04-29 22:23     ` Alexander Samad
2004-04-30 12:28     ` Gavin Hamill
2004-05-13 12:46     ` Gavin Hamill
2004-05-13 13:42       ` Antony Stone
2004-05-15 11:42         ` Micha Silver
2004-05-15 12:27           ` Gavin Hamill

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20040429133757.GK7147@samad.com.au \
    --to=alex@samad.com.au \
    --cc=netfilter@lists.netfilter.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.