From owner-freebsd-questions@FreeBSD.ORG Thu Mar 13 00:05:53 2008 Return-Path: Delivered-To: questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 13662106566B for ; Thu, 13 Mar 2008 00:05:53 +0000 (UTC) (envelope-from derek@computinginnovations.com) Received: from betty.computinginnovations.com (mail.computinginnovations.com [64.81.227.250]) by mx1.freebsd.org (Postfix) with ESMTP id BCB448FC37 for ; Thu, 13 Mar 2008 00:05:52 +0000 (UTC) (envelope-from derek@computinginnovations.com) Received: from p28.computinginnovations.com (dhcp-10-20-30-100.computinginnovations.com [10.20.30.100]) (authenticated bits=0) by betty.computinginnovations.com (8.14.2/8.13.8) with ESMTP id m2D05Kmm053823; Wed, 12 Mar 2008 19:05:21 -0500 (CDT) (envelope-from derek@computinginnovations.com) Message-Id: <6.0.0.22.2.20080312190519.0255f878@mail.computinginnovations.com> X-Sender: derek@mail.computinginnovations.com X-Mailer: QUALCOMM Windows Eudora Version 6.0.0.22 Date: Wed, 12 Mar 2008 19:07:06 -0500 To: "Doug Poland" , questions@freebsd.org From: Derek Ragona In-Reply-To: <9587.208.49.58.254.1205349581.squirrel@email.polands.org> References: <9587.208.49.58.254.1205349581.squirrel@email.polands.org> Mime-Version: 1.0 X-Antivirus: avast! (VPS 080312-0, 03/12/2008), Outbound message X-Antivirus-Status: Clean X-ComputingInnovations-MailScanner-Information: Please contact the ISP for more information X-ComputingInnovations-MailScanner: Found to be clean X-ComputingInnovations-MailScanner-From: derek@computinginnovations.com X-Spam-Status: No Content-Type: text/plain; charset="us-ascii"; format=flowed X-Content-Filtered-By: Mailman/MimeDel 2.1.5 Cc: Subject: Re: Best practice: sendmail and SMTP auth X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 13 Mar 2008 00:05:53 -0000 At 02:19 PM 3/12/2008, Doug Poland wrote: >Hello, > >Not sure if this is the most appropriate place for this question, but >since all my servers are FreeBSD 6.x/7.x, I'll give it a go... > >I am considering setting up SMTP auth on a number of sendmail >instances that I control. After much googling and reading, it is not >clear to me that a server with SMTP auth configured/enabled can relay >mail in both auth and non-auth modes. > >If one sendmail configuration cannot accommodate both SMTP auth and >access.db, does one setup a dedicated SMTP auth host with a SMART_HOST >option and feed incoming email to an non-auth instance of sendmail? > >Sorry if my terminology is ambiguous, I'm not a sendmail professional >by day. > > >-- >Regards, >Doug You can set up sendmail to do both auth and non-auth. However best practice is to use auth only to control any spam relaying. Check the sendmail.org website FAQ's for setting this up. You will want to probably use cyrus-sasl or cyrus-sasl2 ports along with sendmail. -Derek -- This message has been scanned for viruses and dangerous content by MailScanner, and is believed to be clean.