From owner-freebsd-questions@FreeBSD.ORG Mon Jan 10 23:50:50 2005 Return-Path: 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 8A84A16A4CF for ; Mon, 10 Jan 2005 23:50:50 +0000 (GMT) Received: from pi.codefab.com (pi.codefab.com [199.103.21.227]) by mx1.FreeBSD.org (Postfix) with ESMTP id 142C343D5D for ; Mon, 10 Jan 2005 23:50:50 +0000 (GMT) (envelope-from cswiger@mac.com) Received: from [192.168.1.3] (pool-68-160-208-232.ny325.east.verizon.net [68.160.208.232]) by pi.codefab.com (8.12.11/8.12.11) with ESMTP id j0ANohLW065496 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Mon, 10 Jan 2005 18:50:45 -0500 (EST) Message-ID: <41E314C0.1010502@mac.com> Date: Mon, 10 Jan 2005 18:50:24 -0500 From: Chuck Swiger Organization: The Courts of Chaos User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US; rv:1.7.5) Gecko/20041217 X-Accept-Language: en-us, en MIME-Version: 1.0 To: pwd8jmr22w@me.point.ne.jp References: <1105432346.638.31.camel@localhost> In-Reply-To: <1105432346.638.31.camel@localhost> X-Enigmail-Version: 0.90.0.0 X-Enigmail-Supports: pgp-inline, pgp-mime Content-Type: text/plain; charset=us-ascii; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=1.8 required=5.5 tests=AWL,RCVD_IN_NJABL_DUL, RCVD_IN_SORBS_DUL autolearn=disabled version=3.0.1 X-Spam-Level: * X-Spam-Checker-Version: SpamAssassin 3.0.1 (2004-10-22) on pi.codefab.com cc: freebsd-questions@freebsd.org Subject: Re: sendmail problem - Helo command rejected: Host not found X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 10 Jan 2005 23:50:50 -0000 Srot BULL wrote: [ ... ] > If I am wrong, then can anyone...give me a simple explanation (simple > please - I know that I am asking too much, but I can assure you that I > have already bookmarked the sendmail Website and sendmail batbook is > already in my list of books that I am planning to purchase...not yet > though) The simple answer is that the name your machine claims to be isn't registered in the DNS, which is normal for dynamic connections. You should either relay all email to the mailserver your ISP should have available, or you should configure your MTA to masquerade as a valid domain. The former is likely to better in terms of passing spam-sensitive mailers. [ ... ] >><<< 450 : Helo command rejected: Host not found >>... Deferred: 450 : >>Helo command rejected: Host not found >><<< 554 Error: no valid recipients >>Warning: message still undelivered after 4 hours >>Will keep trying until message is 5 days old Yes, see the NXDOMAIN response ("no such domain"): 28-cube% dig r40e.point.ne.jp. ; <<>> DiG 9.2.2 <<>> r40e.point.ne.jp. ;; global options: printcmd ;; Got answer: ;; ->>HEADER<<- opcode: QUERY, status: NXDOMAIN, id: 59233 ;; flags: qr aa rd ra; QUERY: 1, ANSWER: 0, AUTHORITY: 1, ADDITIONAL: 0 [ ... ] -- -Chuck