Redhat mailing list wrote:

> NOQUEUE: mailer156.flowgo.com [64.124.202.156] did not issue
> MAIL/EXPN/VRFY/ETRN during connection to MTA.
>
> I got a lot of like of this messages on my logfile.  Anybody can
> tell me what this means.  How do I fixed it?

    You don't.  It's not something your doing.  That means the machine 
mailer156.flowgo.com connected to yours on the (e)smtp port and didn't do anything.  
After a while sendmail will time out and close the connection.  Or the connection got 
closed on the other end.  So, sendmail will diligently tell you that someone connected 
without doing anything.  Part of sendmail security.

--
H | "Life is the art of drawing without an eraser." - John Gardner
  +--------------------------------------------------------------------
  Ashley M. Kirchner <mailto:[EMAIL PROTECTED]>   .   303.442.6410 x130
  Director of Internet Operations / SysAdmin    .     800.441.3873 x130
  Photo Craft Laboratories, Inc.            .     3550 Arapahoe Ave, #6
  http://www.pcraft.com ..... .  .    .       Boulder, CO 80303, U.S.A.




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