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Date:      Wed, 7 Jul 2004 17:16:58 -0000
From:      Thomas Wolf <tw@wsf.at>
To:        racerx@makeworld.com, FreeBSD Questions <freebsd-questions@freebsd.org>
Cc:        FreeBSD IPFW <freebsd-ipfw@freebsd.org>
Subject:   Re: Turning off submission (587) port
Message-ID:  <20040707191658.fsp1zzlueog8cw@.mailhost.wsf.at>

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Chris <racerx@makeworld.com> schrieb:

> Folks,
> I would prefer to shut this port down if I can. I'm unsure if and how it 
> can/do it. Other then that, would there be an effective ipfw rule that would 
> block this?
> 
> If the above needs recompiling sendmail, then I would certainly prefer the 
> latter.
> 

AFAIK, it is sufficient to edit /etc/mail/sendmail.cf and
comment or delete  the follwoing line:
O DaemonPortOptions=Port=587, Name=MSA, M=E
and restart sendmail afterwards.

regarding ipfw,
reject tcp from any to me 587 
would be an appropriate rule.

Thomas

--
Thomas Wolf
Wiener Software Fabrik
Dubas u. Wolf GMBH
1050 Wien, Mittersteig 4



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