From owner-freebsd-questions Sat Dec 28 10:40:13 2002 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 5461A37B401 for ; Sat, 28 Dec 2002 10:40:12 -0800 (PST) Received: from mgw1-out.MEIway.com (mgw1.meiway.com [212.73.210.75]) by mx1.FreeBSD.org (Postfix) with ESMTP id AA8B543EA9 for ; Sat, 28 Dec 2002 10:40:11 -0800 (PST) (envelope-from LConrad@Go2France.com) Received: from VirusGate.MEIway.com (virus-gate.meiway.com [212.73.210.91]) by mgw1-out.MEIway.com (Postfix Relay Hub) with ESMTP id 02811EF69E for ; Sat, 28 Dec 2002 19:37:10 +0100 (CET) Received: from localhost (localhost.meiway.com [127.0.0.1]) by VirusGate.MEIway.com (Postfix) with SMTP id 618AF5D009 for ; Sat, 28 Dec 2002 19:41:26 +0100 (CET) Received: from mail.Go2France.com (ms1.meiway.com [212.73.210.73]) by VirusGate.MEIway.com (Postfix) with ESMTP id 02FA65D008 for ; Sat, 28 Dec 2002 19:41:26 +0100 (CET) Received: from tx0-go2france-c.Go2France.com [66.64.14.18] by mail.Go2France.com with ESMTP (SMTPD32-6.06) id A3123F402A4; Sat, 28 Dec 2002 19:53:06 +0100 Message-Id: <5.1.1.6.2.20021228123532.01f79ea8@mail.go2france.com> X-Sender: LConrad@Go2France.com@mail.go2france.com X-Mailer: QUALCOMM Windows Eudora Version 5.1.1 Date: Sat, 28 Dec 2002 12:39:30 -0600 To: freebsd-questions@freebsd.org From: Len Conrad Subject: Re: What are the SMTP rules for sending mail to FreeBSD In-Reply-To: <20021228092324.A9654@citusc.usc.edu> References: <3E0DACCB.5090402@quadtelecom.com> <3E0DACCB.5090402@quadtelecom.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii"; format=flowed 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 > > _450_Client_host_rejected:_cannot_find_your_hostname,_[66.45.116.138] > > > >Your mail server is identifying itself as [66.45.116.138] instead of a >host with (valid) forward DNS records (hosts that do this are blocked >as a -- very effective -- anti-spam measure). Fix your mail server to >identify itself as gatehouse.quadtelecom.com and you should get past >this filter. "hostname" is postfix jargon for HELO hostname, so are you saying he must correct his helo hostname? Unfortunately, postfix also uses the same phrase "cannot find your hostname" for the reject_unknown_client rejection of the envelope @sender.domain, where ip sending to postfix does not have matching PTR and A records. Len To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message