From owner-freebsd-questions@FreeBSD.ORG Wed Jun 2 06:01:11 2004 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 2F6D116A4CF for ; Wed, 2 Jun 2004 06:01:11 -0700 (PDT) Received: from internet.potentialtech.com (h-66-167-251-6.phlapafg.covad.net [66.167.251.6]) by mx1.FreeBSD.org (Postfix) with ESMTP id E145943D46 for ; Wed, 2 Jun 2004 06:01:10 -0700 (PDT) (envelope-from wmoran@potentialtech.com) Received: from working.potentialtech.com (pa-plum1c-102.pit.adelphia.net [24.53.179.102]) by internet.potentialtech.com (Postfix) with ESMTP id E2F9669A71; Wed, 2 Jun 2004 09:01:09 -0400 (EDT) Date: Wed, 2 Jun 2004 09:01:07 -0400 From: Bill Moran To: Jorn Argelo Message-Id: <20040602090107.218dc23c.wmoran@potentialtech.com> In-Reply-To: <40BDBBD5.2030202@wcborstel.nl> References: <20040602045327.GA13248@zeus.itg.uiuc.edu> <40BDBBD5.2030202@wcborstel.nl> Organization: Potential Technologies X-Mailer: Sylpheed version 0.9.10 (GTK+ 1.2.10; i386-portbld-freebsd4.9) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit cc: philipp1@itg.uiuc.edu cc: freebsd-questions@freebsd.org Subject: Re: kernel panic and postfix problems 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: Wed, 02 Jun 2004 13:01:11 -0000 Please read http://www.lemis.com/questions.html On Wed, 02 Jun 2004 13:36:53 +0200 Jorn Argelo wrote: > >ok now onto the next problem. i was running my own mail server until recently >> as well, but i was getting beaten into the ground by spam. my >> /var/spool/postfix directory was 1.8 gigabytes. it was all spam i was >> bouncing from dynamic ips. none of it was getting to my accounts, but my >> server was getting clogged, since im running this off of adsl. im just >> wondering what i can do to stop this. the legitimate mail was not a problem >> at all. also this only started being a problem after a few weeks. as a >> temporary solution ive stopped postfix and deleted my entire spooled mail >> directory. however i would like a more permenant solution to these spammers >> attacking my server. right now postfix is bouncing all emails where the ips >> dont match the domain name. This is _one_ of many anti-spam tricks. Consider setting up a greylist. I've had tremendious success lowering the amount of spam and viruses with a greylist on my mail sever. http://projects.puremagic.com/greylisting/ -- Bill Moran Potential Technologies http://www.potentialtech.com