[Mimedefang] action_tempfail question -- greylist at filter_begin

[Rick Mallett]

On Thu, 5 Feb 2004, Xiaoyan Ma wrote:

>
[deleted]
>
> We had a message from earthlink.net that was greylised 4 times and finally
> got through 5 hours later.  The reason was the re-queued message was picked
> up by different boxes.  Maybe I should only take the first 3 octes of the
> IP-addresse for greylist and hope this will not open doors for spammers.
>

Try reducing the greylist period to 5 minutes. In my experience this is
just as effective as one hour and you can afford to tempfail several times
before the delivery delay becomes excessive.