From owner-freebsd-questions Wed Oct 18 4:44:52 2000 Delivered-To: freebsd-questions@freebsd.org Received: from lerami.lerctr.org (lerami.lerctr.org [207.158.72.11]) by hub.freebsd.org (Postfix) with ESMTP id BEBB537B4E5 for ; Wed, 18 Oct 2000 04:44:48 -0700 (PDT) Received: (from ler@localhost) by lerami.lerctr.org (8.11.1/8.11.1/20000901) id e9IBilR27669 for freebsd-questions@freebsd.org; Wed, 18 Oct 2000 06:44:47 -0500 (CDT) (envelope-from ler) Date: Wed, 18 Oct 2000 06:44:47 -0500 From: Larry Rosenman To: freebsd-questions@freebsd.org Subject: Re: how do you close port 587: unknown service? Message-ID: <20001018064447.A27653@lerami.lerctr.org> References: <20001018114559.C9003@gray.westgate.gr> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.3.10i In-Reply-To: <20001018114559.C9003@gray.westgate.gr>; from keramida@ceid.upatras.gr on Wed, Oct 18, 2000 at 11:45:59AM +0300 X-Mailer: Mutt http://www.mutt.org/ Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG And, I would not necessarily recommend closing it off. It seems that with the new SMTP AUTH stuff, the difference between SUBMISSION (Port 587), and TRANSPORT (port 25) will be significant for antispam and authentication reasons. Larry Rosenman * Giorgos Keramidas [001018 03:47]: > On Wed, Oct 18, 2000 at 01:32:24AM -0700, Bennett Hui wrote: > > > > It would be great if anyone knew what port 587 was used for (it just > > came with my install of 4.1.1-RELEASE), but more importantly how can > > I close it off. I suppose the quick and easy way would be to block > > it off with ipfw, but is there a line in a config file where I can > > disable this service? > > It's the MSA port of Sendmail, documented in the usual place, i.e. > /usr/src/contrib/sendmail/cf/README. You can see the following in your > sendmail.cf file: > > O DaemonPortOptions=Port=587, Name=MSA, M=E > > and you can close it if you like with: > > FEATURE(`no_default_msa')dnl > > Ciao. > > -- > Giorgos Keramidas, For my public pgp2 key: > finger -l keramida@diogenis.ceid.upatras.gr > > > To Unsubscribe: send mail to majordomo@FreeBSD.org > with "unsubscribe freebsd-questions" in the body of the message -- Larry Rosenman http://www.lerctr.org/~ler Phone: +1 972-414-9812 (voice) Internet: ler@lerctr.org US Mail: 1905 Steamboat Springs Drive, Garland, TX 75044-6749 To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message