[Gllug] Missing Message-ID header

itsbruce at uklinux.net itsbruce at uklinux.net
Tue Nov 4 13:06:35 UTC 2003


On Tue, Nov 04, 2003 at 12:53:56PM +0000, Richard Jones wrote:
> 
> I've been looking at a lot of spam/worms recently and I've noticed
> that most of them arrive at my server without a Message-ID. (As a
> result Exim adds something like Message-ID: blahblah at mail.annexia.org).
> 
> Does anyone know if it's possible to get Exim to just reject mail
> which arrives externally without a Message-ID? Preferably at the SMTP
> level to reduce my bandwidth usage.

It is possible, yes.  With Exim 3 you'd use the system-wide filter.
With Exim 4 you'd add an acl.

> 
> Also, is this a desirable or undesirable thing to do?

Probably undesirable as there is such a thing as valid but improperly
formatted mail.  You'd be better to use Spamassassin and give a relevant
score to such e-mail.

-- 
Bruce

-- 
Gllug mailing list  -  Gllug at linux.co.uk
http://list.ftech.net/mailman/listinfo/gllug




More information about the GLLUG mailing list