[Mimedefang] questions about filter parsing, message mod'ing, and bouncing messages

Jason Bertoch jason at electronet.net
Mon Aug 31 13:55:23 EDT 2009

> -----Original Message-----
> From: mimedefang-bounces at lists.roaringpenguin.com [mailto:mimedefang-
> bounces at lists.roaringpenguin.com] On Behalf Of Joseph Brennan
> Sent: Monday, August 31, 2009 1:27 PM
> To: mimedefang at lists.roaringpenguin.com
> Subject: Re: [Mimedefang] questions about filter parsing, message
> mod'ing, and bouncing messages
> RFC 2821 says "The maximum total length of a reply line including the
> reply code and the <CRLF> is 512 characters."  That's pretty long so
> maybe you never reach it.  I think I'd still make $names a substr of
> itself to make sure.
> Some of the office-memo systems like Exchange and Lotus Notes can
> throw away or hide SMTP error messages and replace them with generic
> messages like "You do not have permission to send".  It can be pretty
> hard to get a good error report from their users (and it's not the end
> users' fault that it's so hard).

My perl skills are weak at best.  How would one make $names a substr of

I too have seen cases where Exchange has mangled, chopped, or "interpreted"
an error message, but I still feel it's my duty to at least try and pass on
a useful message.

Jason A. Bertoch
Network Administrator
jason at electronet.net
Electronet Broadband Communications
3411 Capital Medical Blvd.
Tallahassee, FL 32308
(V) 850.222.0229 (F) 850.222.8771

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