From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pascal Hambourg <pascal.mail@plouf.fr.eu.org>
Subject: Re: fwmark iptables/ip routing interaction question
Date: Sun, 18 May 2008 01:26:43 +0200
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Alexei Ustyuzhaninov a =E9crit :
> Pascal Hambourg wrote:
>>
>> You may be able to specify the desired source address for outgoing=20
>> connections if your mail application allows it.
>=20
> No, of course the mail application doesn't bother about source addres=
ses=20
> and IP routing. I believe it operates at different level of ISO model=
=2E

An application can specify the source address to use when making=20
outgoing connections. Common applications such as telnet or ping allow=20
it as an option. The mail software exim allows it too.