[Mimedefang] unknown os error

Joseph Brennan brennan at columbia.edu
Fri Dec 16 08:54:55 EST 2005

--On Thursday, December 15, 2005 10:15 PM +0100 Jan Pieter Cornet 
<johnpc at xs4all.nl> wrote:

>> Dec 15 09:50:39 web sendmail[26589]: jBEE79GY027808: to=<beforethebell-
>> html-return-600-localuser=myserver.com at mail2.marketwatchmail.com>,
>> delay=1+01:43:29, xdelay=00:00:00, mailer=esmtp, pri=2462405,
>> relay=mail2.marketwatchmail.com., dsn=4.0.0, stat=Operating system error

They have a very short timeout.  Telnet to port 25 and stop typing and
watch how fast it drops.  I wonder what happens if there is a delay
while sending data.

Joe Brennan

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