From owner-freebsd-isp@FreeBSD.ORG Sat Jun 14 06:45:24 2003 Return-Path: Delivered-To: freebsd-isp@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 677BB37B401 for ; Sat, 14 Jun 2003 06:45:24 -0700 (PDT) Received: from cultdeadsheep.org (charon.cultdeadsheep.org [80.65.226.72]) by mx1.FreeBSD.org (Postfix) with ESMTP id E00F543F3F for ; Sat, 14 Jun 2003 06:45:22 -0700 (PDT) (envelope-from sheepkiller@cultdeadsheep.org) Received: (qmail 29843 invoked from network); 14 Jun 2003 13:45:21 -0000 Received: from unknown (HELO lucifer.cultdeadsheep.org) (192.168.0.2) by goofy.cultdeadsheep.org with SMTP; 14 Jun 2003 13:45:21 -0000 Date: Sat, 14 Jun 2003 15:45:21 +0200 From: Clement Laforet To: Paulo Fragoso Message-Id: <20030614154521.5fdc98ce.sheepkiller@cultdeadsheep.org> In-Reply-To: <3EEB1F64.3000706@nlink.com.br> References: <3EEB1F64.3000706@nlink.com.br> Organization: tH3 cUlt 0f tH3 d3@d sH33p X-Mailer: Sylpheed version 0.9.1 (GTK+ 1.2.10; i386-portbld-freebsd4.8) X-Face: ._cVVRDn#-2((lnfi^P7CoD4htI$4+#G/G)!w|,}H5yK~%(3-C.JlEYbOjJGFwJkt*7N^%z jYeu[;}]}F"3}l5R'l"X0HbvT^D\Q&%deCo)MayY`);TO Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit cc: freebsd-isp@freebsd.org Subject: Re: Limit for smtp connection X-BeenThere: freebsd-isp@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Internet Services Providers List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 14 Jun 2003 13:45:24 -0000 On Sat, 14 Jun 2003 10:13:08 -0300 Paulo Fragoso wrote: > Hi, Hi Paulo, > We have found some SMTP server on the internet which accept no more than > 5 simultaneusly connection from our SMTP server. How to implement this > using qmail+tcpserver? I used to limit incoming connections via ipfw like this : 00050 check-state 00060 allow tcp from any to me dst-port 25 setup limit src-addr 5 00070 deny ip from any to me dst-port 25 regards, clem