From owner-freebsd-questions@FreeBSD.ORG Mon May 22 16:54:26 2006 Return-Path: X-Original-To: freebsd-questions@freebsd.org Delivered-To: freebsd-questions@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6A9E516A51F for ; Mon, 22 May 2006 16:54:26 +0000 (UTC) (envelope-from kdk@daleco.biz) Received: from ezekiel.daleco.biz (southernuniform.com [66.76.92.18]) by mx1.FreeBSD.org (Postfix) with ESMTP id F31AD43D49 for ; Mon, 22 May 2006 16:54:25 +0000 (GMT) (envelope-from kdk@daleco.biz) Received: from [192.168.2.2] ([69.27.149.254]) by ezekiel.daleco.biz (8.13.4/8.13.1) with ESMTP id k4MGs7Op065453; Mon, 22 May 2006 11:54:08 -0500 (CDT) (envelope-from kdk@daleco.biz) Message-ID: <4471ECAA.3030406@daleco.biz> Date: Mon, 22 May 2006 11:54:02 -0500 From: Kevin Kinsey User-Agent: Mozilla/5.0 (X11; U; FreeBSD i386; en-US; rv:1.8.0.2) Gecko/20060509 SeaMonkey/1.0.1 MIME-Version: 1.0 To: Derek Ragona References: <4471ABF0.3090804@ispro.net.tr> <6.0.0.22.2.20060522102107.0274be28@mail.computinginnovations.com> In-Reply-To: <6.0.0.22.2.20060522102107.0274be28@mail.computinginnovations.com> Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Evren Yurtesen , freebsd-questions@freebsd.org Subject: Re: e-mail server farm question 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: Mon, 22 May 2006 16:54:29 -0000 > At 07:17 AM 5/22/2006, Evren Yurtesen wrote: >> Hello, >> >> I was wondering how does services like yahoo mail is storing e-mails. >> Somehow the smtp server should know where to deliver the mail inside the >> system and webmail should know from which server to read it from. >> >> Does anybody have any practical ideas about how it is done? >> Derek Ragona wrote: > If you are using sendmail, as most FreeBSD users are, you can check > the sendmail.org site for information on mail handling. There are a > number of methods that depend on your setup. > Well, it's pretty obvious that they aren't using a stock SendMail: # telnet mx2.mail.yahoo.com 25 Trying 67.28.113.72... Connected to mx2.mail.yahoo.com. Escape character is '^]'. 220 mta309.mail.re4.yahoo.com ESMTP YSmtp service ready Short of finding an article written by someone 'in the know', or an answer for someone like that, we can only guess. I'd probably start with guessing a big DB on a large SAN; which pretty much negates the "which server to read from" question (up to a point). Everything else is pretty academic. SMTP, IMAP, POP. Kevin Kinsey -- You never realize how many friends you have until you rent a house at the beach.