On Fri, 11 Feb 2011 12:08:35 -0800 Adam Katz <antis...@khopis.com> wrote:
> I consider it a mission-critical component to be able to deliver a > rejection notice at SMTP-time (to avoid backscatter from an emailed > bounce message). The other systems out there (specifically amavis and > mailscanner) just can't do this while spamass-milter does it with very > little overhead or configuration. MIMEDefang can do it, plus all kinds of other things at SMTP time. (Overhead may be slightly higher than spamass-milter, but probably not much.) Regards, David.