Blocking mail from certain email clients

[Alain Spineux]

On Fri, May 2, 2008 at 4:01 PM, Alex Chejlyk <alex at swiftnetcomputers.biz> wrote:
> Hello list,
>
>  I've been receiving hundreds of non delivered emails. These emails were
>  not sent by me, they are spoof emails.
>
>  The only consistent thing I see is that the spoofed emails are from
>  Outlook express, the domains keep changing so I'm assuming it is a
>  Windows virus causing this mayhem.
>
>  Is there a way to block email that comes from Outlook express? I'm
>  asking before I've done any research because I'm currently up to my
>  eyeballs with another project.

Of course kolab don have this option :-)
But postfix well !

Read http://www.postfix.org/BACKSCATTER_README.html

>
>  Thanks,
>
>  A
>
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>



-- 
Alain Spineux
aspineux gmail com
May the sources be with you