From owner-freebsd-pf@FreeBSD.ORG Tue Aug 21 18:21:47 2012 Return-Path: Delivered-To: freebsd-pf@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id C8C5F106566B for ; Tue, 21 Aug 2012 18:21:47 +0000 (UTC) (envelope-from jdavidlists@gmail.com) Received: from mail-vb0-f54.google.com (mail-vb0-f54.google.com [209.85.212.54]) by mx1.freebsd.org (Postfix) with ESMTP id 740EB8FC0A for ; Tue, 21 Aug 2012 18:21:47 +0000 (UTC) Received: by vbmv11 with SMTP id v11so153403vbm.13 for ; Tue, 21 Aug 2012 11:21:46 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:sender:in-reply-to:references:date :x-google-sender-auth:message-id:subject:from:to:cc:content-type; bh=fTxKSMvp/ywlolSsN3Il8qQRVjokJzhgcWRB98hy/PI=; b=L5Jkiv9o+GoS9INaVE0HJn/QA6WBHyxRx7zg/n7cpcBDHzAiZiv+ShI7pY6Nnal0Mh FLwjWkV2FstWr42J2GTTUhmY7FCSbnnarmsh+A/qr55lXQgqPnuzNFrU26CBqadoAwM2 xASDgyLSf11Shtr/XBw6jHqZj+Pm1OZ1YoatI1pqC0kNTtMqHRw3kUAtepWiuW9AIk+2 qdC0+DQVTSwEg3XtZRWI1TRBqA020eEBGWiDei2vmOexucbE5SDEZ0jiPJEMQwDmC3Ec dQ6sRnkI1Ujefi84Yvk9bqOhFtduBkGpnBDRyN0Y/Gk3Zo00VlDwcgXZUDjpu6RC7POS GVrA== MIME-Version: 1.0 Received: by 10.52.37.233 with SMTP id b9mr11980084vdk.107.1345573306719; Tue, 21 Aug 2012 11:21:46 -0700 (PDT) Sender: jdavidlists@gmail.com Received: by 10.59.7.163 with HTTP; Tue, 21 Aug 2012 11:21:46 -0700 (PDT) In-Reply-To: <20120821082444.GC31376@insomnia.benzedrine.cx> References: <20120821082444.GC31376@insomnia.benzedrine.cx> Date: Tue, 21 Aug 2012 14:21:46 -0400 X-Google-Sender-Auth: YDo8gfAlfpQOhu2MsxrtmH1buyg Message-ID: From: J David To: Daniel Hartmeier Content-Type: text/plain; charset=ISO-8859-1 Cc: freebsd-pf@freebsd.org Subject: Re: Fighting DDOS attacks with pf X-BeenThere: freebsd-pf@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: "Technical discussion and general questions about packet filter \(pf\)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 21 Aug 2012 18:21:47 -0000 On Tue, Aug 21, 2012 at 4:24 AM, Daniel Hartmeier wrote: > Why not use synproxy state? synproxy state does not help us limit simultaneous connections to a particular destination IP, which is all we are trying to accomplish, for a very large number of destination IPs. Thanks.