On Thu, 26 Jul 2001, Mike Chambers wrote:
> I see this all the time from logcheck about my sendmail and always wondered
> what it meant. It obviously doesn't seem to stop anything as I still get
> all the emails (or do I?) but just wanted to know if it was something I
> could fix.
>
> Jul 25 17:11:57 homer sendmail[16391]: NOQUEUE: outmta021.topica.com
> [206.132.75.239] did not issue MAIL/EXPN/VRFY/ETRN during connection to MTA
These can be geherated by a portscan (connects to port 25 of your
machine, then disconnects without issuing any commands).
--
Chris Kloiber, RHCE
Enterprise Support - Red Hat, Inc.
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