Re: An approach for reducing mail loss with greylisting

On  12 Nov 2006, at 5:15 PM, Gaal Yahas wrote:

> The point is that the greylisting MTA tags the abandoned messages.
> All mail would indeed be delivered, but a trivial procmail (or  
> whatever)
> rule directs it to a separate folder the user doesn't have to look at
> unless they suspect mail loss due to broken sender MTAs.

You should get that effect with just the first part of your  
suggestion: defer the greylisting to the end of the DATA. All MTAs  
should be able to deal with this, you can already get 4xx status  
codes due to full mailboxes and other transient failures.

Ronald