From owner-freebsd-questions@FreeBSD.ORG Tue Oct 21 19:10:48 2003 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 748A116A4B3 for ; Tue, 21 Oct 2003 19:10:48 -0700 (PDT) Received: from mygirlfriday.info (adsl-65-64-145-209.dsl.stlsmo.swbell.net [65.64.145.209]) by mx1.FreeBSD.org (Postfix) with ESMTP id 5F22843FA3 for ; Tue, 21 Oct 2003 19:10:47 -0700 (PDT) (envelope-from gv-list-freebsdquestions@mygirlfriday.info) Received: (qmail 79157 invoked from network); 22 Oct 2003 02:09:45 -0000 Received: from user204.net795.mo.sprint-hsd.net (HELO major.mygirlfriday.info) (65.41.216.204) by mongo.mygirlfriday.info with RC4-SHA encrypted SMTP; 22 Oct 2003 02:09:45 -0000 Date: Tue, 21 Oct 2003 21:10:44 -0500 From: Gary Organization: Hardly X-Priority: 3 (Normal) Message-ID: <9787395148.20031021211044@mygirlfriday.info> To: jason dictos , freebsd-questions@freebsd.org In-Reply-To: <200310210644.13768.jason@dictos.com> References: <200310210644.13768.jason@dictos.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: 7bit Subject: Re: Regarding spam X-BeenThere: freebsd-questions@freebsd.org X-Mailman-Version: 2.1.1 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, 22 Oct 2003 02:10:48 -0000 Hi Jason, On Tue, 21 Oct 2003 06:44:13 -0700 GMT (10/21/2003, 8:44 AM +0500 GMT my time), jason dictos wrote: j> I run my own mailsever, and I just wanna know its possible for someone to j> send an email to my mail box, but yet have no one specified in the TO or CC j> fields. I guess those fields are probably optional, but how can I adjust my j> mailserver to reject messages sent to someones mailbox without their name j> being in the TO or CC fields? If it isn't too much trouble, would you mind specifying just the basics, like what MTA you are using? A null sender is authorized by the RFCs and this is for bounces. We need a lot more info. Do you run / use DNS, do you have a backup MX, etc.. j> P.S. My mailserver is a CLOSED relay. As it should be, and how do you know? -- Gary A snooze button is a poor substitute for no alarm clock at all.