[Mimedefang] MILTER and error 550

[David F. Skoll]

Aaron Paetznick wrote:
> 
> Thanks for all the input.  It's clear I need to more closely examine
> this problem, as it's likely to be a problem with my setup.  I wonder if
> it has something to do with using Cyrus IMAP and LMTP for delivery.

It almost certainly does.  You probably want to check out this page:

http://anfi.homeunix.net/sendmail/rtcyrus2.html

Regards,

David.