From owner-freebsd-questions Sun May 27 13:46:10 2001 Delivered-To: freebsd-questions@freebsd.org Received: from tomts8-srv.bellnexxia.net (tomts8.bellnexxia.net [209.226.175.52]) by hub.freebsd.org (Postfix) with ESMTP id 8691537B422 for ; Sun, 27 May 2001 13:46:07 -0700 (PDT) (envelope-from matt@gsicomp.on.ca) Received: from xena.gsicomp.on.ca ([64.228.152.235]) by tomts8-srv.bellnexxia.net (InterMail vM.4.01.03.16 201-229-121-116-20010115) with ESMTP id <20010527204606.VAWJ15234.tomts8-srv.bellnexxia.net@xena.gsicomp.on.ca>; Sun, 27 May 2001 16:46:06 -0400 Received: from hermes (hermes.gsicomp.on.ca [192.168.0.18]) by xena.gsicomp.on.ca (8.11.1/8.11.1) with SMTP id f4RKhUN02139; Sun, 27 May 2001 16:43:30 -0400 (EDT) (envelope-from matt@gsicomp.on.ca) Message-ID: <000b01c0e6ed$3d297a60$1200a8c0@gsicomp.on.ca> From: "Matthew Emmerton" To: "Chris Phillips" , References: Subject: Re: open ports Date: Sun, 27 May 2001 16:40:16 -0400 MIME-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: 7bit X-Priority: 3 X-MSMail-Priority: Normal X-Mailer: Microsoft Outlook Express 5.50.4133.2400 X-MimeOLE: Produced By Microsoft MimeOLE V5.50.4133.2400 Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk List-ID: List-Archive: (Web Archive) List-Help: (List Instructions) List-Subscribe: List-Unsubscribe: X-Loop: FreeBSD.ORG > I have a couple questions regarding open ports are displayed by sockstat. > > Is there any reason why sendmail listens on port 587 as well as 25 as per > jkh's default fbsd config? > > mail sendmail 88808 5 tcp4 *.587 *.* Yes. Sendmail listens on port 587 for mail connections, just as it does on port 25. Port 587 is supposed to be used for communications between mail servers (ie relaying) and port 25 is supposed to be used for communications with clients. -- Matt Emmerton To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message