From owner-freebsd-stable@FreeBSD.ORG Thu Jan 25 13:18:59 2007 Return-Path: X-Original-To: freebsd-stable@freebsd.org Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 23B5A16A401 for ; Thu, 25 Jan 2007 13:18:59 +0000 (UTC) (envelope-from peter@bsdly.net) Received: from skapet.datadok.no (skapet.datadok.no [194.54.107.19]) by mx1.freebsd.org (Postfix) with ESMTP id B3AC513C45E for ; Thu, 25 Jan 2007 13:18:58 +0000 (UTC) (envelope-from peter@bsdly.net) Received: from thingy.datadok.no ([194.54.103.97] helo=thingy.datadok.no.bsdly.net ident=peter) by skapet.datadok.no with esmtp (Exim 4.62) (envelope-from ) id 1HA4VE-0004Hp-W5; Thu, 25 Jan 2007 14:18:57 +0100 To: JoaoBR References: <8a20e5000701240903q35b89e14k1ab977df62411784@mail.gmail.com> <87ps93poqg.fsf@thingy.datadok.no> <200701250828.50540.joao@matik.com.br> From: peter@bsdly.net (Peter N. M. Hansteen) Date: Thu, 25 Jan 2007 14:18:52 +0100 In-Reply-To: <200701250828.50540.joao@matik.com.br> (JoaoBR's message of "Thu, 25 Jan 2007 08:28:50 -0300") Message-ID: <87ac074537.fsf@thingy.datadok.no> User-Agent: Gnus/5.1007 (Gnus v5.10.7) XEmacs/21.4.19 (berkeley-unix) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: freebsd-stable@freebsd.org Subject: Re: Loosing spam fight X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 25 Jan 2007 13:18:59 -0000 JoaoBR writes: > all this methods are certainly useless, stay calm ok I fully sympathize with your need to rant, but in this context most of what you say is really quite beside the point. Please read what the material at the links provided actually says. > any firewall based method you may use do block innocents as well, ike some do > they block entire IP ranges from countries because most spam comes from them, Blocking entire subnets is generally not useful, and unmaintained blacklists are worse than useless. Which exactly is why I advocate using spamd in pure greylisting mode, possibly supplemented with aggressively maintained blacklists such as Bob Beck's traplist and potentially with local greytrapping. -- Peter N. M. Hansteen, member of the first RFC 1149 implementation team http://www.blug.linux.no/rfc1149/ http://www.datadok.no/ http://www.nuug.no/ "First, we kill all the spammers" The Usenet Bard, "Twice-forwarded tales" delilah spamd[29949]: 85.152.224.147: disconnected after 42673 seconds.