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From: "Örjan Persson" <"o.p+S.P.A.M."@fobie.net>
To: netfilter@lists.netfilter.org
Subject: Re: TCP redirect external to external host
Date: Tue, 9 Dec 2003 21:05:32 +0100	[thread overview]
Message-ID: <20031209200532.GA20982@fobie.net> (raw)
In-Reply-To: <200312091949.57424.Antony@Soft-Solutions.co.uk>

Antony Stone (Antony@Soft-Solutions.co.uk) wrote:
> On Tuesday 09 December 2003 7:40 pm, Örjan Persson wrote:
> 
> i am afraid that in this situation you cannot achieve the solution you would 
> like.   DNAT on its own will not work.   DNAT+SNAT will work, but you will 
> see a constant source IP in your mail server logfiles.   Be happy that this 
> is only a temporary arrangement.
> 

Okey, thanks for pointing that out. The problem with such a solution is
that it would make the whole internet be able to send e-mail with the
new SMTP-server, if I don't disallow relay for that IP.

Oh well, I guess I will need to inform everyone about an hostname change
instead then. POP3 is easier since the IP doesn't matter much there.

Cheers


  reply	other threads:[~2003-12-09 20:05 UTC|newest]

Thread overview: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2003-12-09 19:04 TCP redirect external to external host Örjan Persson
2003-12-09 19:15 ` Antony Stone
2003-12-09 19:40   ` Örjan Persson
2003-12-09 19:49     ` Michael Gale
2003-12-09 19:56       ` Antony Stone
2003-12-09 20:11         ` Michael Gale
2003-12-09 19:49     ` Antony Stone
2003-12-09 20:05       ` Örjan Persson [this message]
     [not found] ` <1070997211.2880.4.camel@pepelui.baicom.com>
2003-12-09 19:31   ` Örjan Persson
  -- strict thread matches above, loose matches on Subject: below --
2003-12-09 19:20 Daniel Chemko

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