On Tue, 17 May 2011 09:46:09 +0200 Per Jessen <p...@computer.org> wrote:
> The main/only problem I have with greylisting are otherwise legit > servers that don't do retries - usually unpatched Exchange 2003 > servers. I've never seen any Exchange server of any version fail greylisting. (Again, I do it post-DATA which might explain it.) Regards, David.
