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Date:      Thu, 28 Feb 2002 11:02:46 -0500
From:      "Morse, Richard E." <REMORSE@PARTNERS.ORG>
To:        'Tim Wilde' <twilde@dyndns.org>, Jim Freeze <jim@freeze.org>
Cc:        questions@FreeBSD.ORG
Subject:   RE: And the abuse continues...
Message-ID:  <375F68784081D511908A00508BE3BB17DDDBF7@phsexch22.mgh.harvard.edu>

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Alright, so here's the question: I'm new to being a mailadmin.  How do I
determine if my mail servers are open for relaying or not, and if they are, how
do I close them?  Is there a FAQ or a HOWTO somewhere on this topic?

Thanks,
Ricky Morse

-----Original Message-----
From: Tim Wilde [mailto:twilde@dyndns.org]
Sent: Thursday 28 February 2002 10:45 AM
To: Jim Freeze
Cc: questions@FreeBSD.ORG
Subject: Re: And the abuse continues...


On Thu, 28 Feb 2002, Jim Freeze wrote:

> I own freebsdportal.com and 63.106.140.202 is mine.
> But, I have no connection to orbz.org, hootermul.ru or vmadmin.com.

Well, the stuff from orbz.org is an automated relay tester.  It's
harmless, and some would consider it to be a good thing; in theory, at
least, it will notify you if you happen to be running an open relay
without knowing it.  Some of the various other ones may also be part of
the relay tests, or just random spammers doing their own relay scans.
It's a normal part of being a host on the Internet, and as long as your
mail server is secured, you should have nothing to worry about.

Tim

-- 
Tim Wilde
twilde@dyndns.org
Systems Administrator
Dynamic DNS Network Services
http://www.dyndns.org/


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