From owner-freebsd-questions@FreeBSD.ORG Wed Jan 14 01:20:41 2009 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 3F04710656EC for ; Wed, 14 Jan 2009 01:20:41 +0000 (UTC) (envelope-from sahil@tandon.net) Received: from aegis.hamla.org (aegis.hamla.org [206.251.255.39]) by mx1.freebsd.org (Postfix) with ESMTP id 8829A8FC1B for ; Wed, 14 Jan 2009 01:20:40 +0000 (UTC) (envelope-from sahil@tandon.net) Received: from localhost (localhost [127.0.0.1]) by aegis.hamla.org (Postfix) with ESMTP id 4321C5C26 for ; Tue, 13 Jan 2009 20:22:49 -0500 (EST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=tandon.net; h= x-virus-scanned:in-reply-to:content-disposition:content-type :mime-version:references:reply-to:message-id:subject:from:date :received:received:received; s=aegis; t=1231896169; bh=PgchGmuBv kX1/t6sEkvI+vUgiNSBMI959TUE9jUWaN4=; b=HC0D2reUdfNTX2DEDJeh7IXtP 4cmtWQqbabLOc0b3XVQCOpKQPgLru+PmrRB2TM4jMLj1M4YS0AUWCSYzkYstf5m+ +wUu7/TVcLOEs978Pqc5EgaDjJkXE7O3yexGQAxTpnozbjH1PKr8m+dik1WAOWHu ayP2CuGXbGRvx4tNTU= Received: from aegis.hamla.org ([127.0.0.1]) by localhost (aegis.hamla.org [127.0.0.1]) (amavisd-new, port 10027) with LMTP id r9hhksz+eUO6 for ; Tue, 13 Jan 2009 20:22:49 -0500 (EST) Received: from shepherd.hamla.org (shepherd.hamla.org [74.72.46.40]) by aegis.hamla.org (Postfix) with ESMTPSA id 0042A5C24 for ; Tue, 13 Jan 2009 20:22:48 -0500 (EST) Received: by shepherd.hamla.org (Postfix, from userid 501) id 9EA1E129EF1B; Tue, 13 Jan 2009 20:20:38 -0500 (EST) Date: Tue, 13 Jan 2009 20:20:38 -0500 From: Sahil Tandon To: freebsd-questions@freebsd.org Message-ID: <20090114012038.GD41585@shepherd.hamla.org> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Virus-Scanned: ClamAV version 0.94, clamav-milter version 0.94 on aegis.hamla.org X-Virus-Status: Clean Subject: Re: receiving mail X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: "freebsd-questions@freebsd.org" List-Id: User questions List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Wed, 14 Jan 2009 01:20:44 -0000 On Tue, 13 Jan 2009, Pieter Donche wrote: > Between host1 (non-freebsd) and host2 (freebsd 7), sending a mail from > host1 to host2 (both in domain .domain.topdom) results in message > 'Returned mail: see transcript for details": > > ----- The following addresses had permanent fatal errors ----- > > > ----- Transcript of session follows ----- > 550 5.1.2 ... Host unknown (Name server: > mailhost.domain.topdom: host not found) > ------------- The MX for host2.domain.topdom is mailhost.domain.topdom; the latter is unreachable by host1, hence the permanent failure. > mailhost.domain.topdom does not exist in DNS, but host1 can send > mail to other mailservers all over the world. The fact that host1 can send mail anywhere else is irrelevant; fix the MX entry or make mailhost.domain.topdom real/reachable from host1. Or remove or adjust the MX entry for host2.domain.topdom so host1 sends mail to host2.domain.topdom instead of its mailhost.domain.topdom. -- Sahil Tandon