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Date:      Tue, 14 Jun 2005 23:56:40 -0600
From:      Danny MacMillan <flowers@users.sourceforge.net>
To:        Bart Silverstrim <bsilver@chrononomicon.com>
Cc:        freebsd-questions@freebsd.org
Subject:   Re: [Solved] How to disable > quoting of lines starting with From in email body?
Message-ID:  <20050615055640.GJ510@aldebaran.local>
In-Reply-To: <7e5a492f77be914465be9b2979c00532@chrononomicon.com>
References:  <20050613043910.GA55308@aldebaran.local> <20050614181719.GC510@aldebaran.local> <366c9fa64160b1789cdef8a524864036@chrononomicon.com> <20050614191538.GD510@aldebaran.local> <7e5a492f77be914465be9b2979c00532@chrononomicon.com>

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On Tue, Jun 14, 2005 at 03:33:23PM -0400, Bart Silverstrim wrote:
> 
> ...
> 
> Are you absolutely certain that that formatting isn't getting into your 
> messages by your MUA?  It would be very strange indeed for an MTA to 
> start reformatting it.  I would be more inclined to believe that your 
> MUA has the codes inserted and something may be *stripping* them out, 
> or maybe converting to another format/MIME type or something like that 
> in transit before thinking that an MTA or filter is *inserting* 
> characters.  Probably only sniffing the traffic would tell that for 
> sure.

Using tcpdump I have confirmed that my system is reproducing with
perfect fidelity the messages as they are transmitted over the wire.
Those > characters are being added before they reach my system.
The law of parsimony says that it's the Mailman software running this
list that's doing it.

> ...
> 
> TCPDump is the standard "workhorse" for sniffing traffic on Unix.  For 
> the more graphically inclined, my favorite has been Ethereal.  Make 
> sure you run them with root priv to access the interface in promiscuous 
> mode.  There are a number of options for dumping output to logs or in 
> hex/ascii format, etc. so you might want to look up an article on using 
> Ethereal.  Dsniff also comes to mind, but I can't remember what exactly 
> that was designed to capture; there's also Ettercap.

Thanks for the tcpdump tip.  That tool is solid gold.

-- 
Danny MacMillan




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