Milter-greylist

On Thu, Jan 06, 2005 at 09:27:34PM +0100, manu@... wrote:
> 
> Moritz Both <mb@...> wrote:
> 
> > I agree. We talk about delaying a message for a couple of hours, not 
> > about dropping it. Probably I'm not aware of all situations in which a
> > null sender message is sent, but frankly I cannot think of a situation
> > where a well-behaved MTA would send one to multiple recipients?!
> 
> It's true I have trouble to imagine a legal situation where we would
> have a null sender and multiple recipients.
> 
> Ideas, anyone?
> 
> -- 
Alias expansion case is maybe a case :
http://www.exim.org/pipermail/exim-users/Week-of-Mon-20020923/044111.html

mentioning RFC2505 2.6.1 ( http://www.faqs.org/rfcs/rfc2505.html )

But Mailshield offers such a blocking :
http://www.lyris.com/mshelp/RejectemptyMAILFROMwithmultiplerecipients.html

SL/