From owner-freebsd-questions@FreeBSD.ORG Thu Mar 27 09:53:15 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 64C6E37B405 for ; Thu, 27 Mar 2003 09:53:15 -0800 (PST) Received: from mf2.bredband.net (mf2.bredband.net [195.54.106.37]) by mx1.FreeBSD.org (Postfix) with ESMTP id F105143FBF for ; Thu, 27 Mar 2003 09:53:12 -0800 (PST) (envelope-from mk-freebsd@bredband.net) Received: from localhost.036-23-6f72652.cust.bredbandsbolaget.se ([213.112.58.109]) by mf2.bredband.net with ESMTP <20030327175311.MKFO273.mf2@localhost.036-23-6f72652.cust.bredbandsbolaget.se>; Thu, 27 Mar 2003 18:53:11 +0100 Received: from c-6d3a70d5.036-23-6f72652.cust.bredbandsbolaget.se (localhost [127.0.0.1])with ESMTP id h2RHrCls043954; Thu, 27 Mar 2003 18:53:12 +0100 (CET) (envelope-from mk-freebsd@bredband.net) Received: (from martink@localhost) (8.12.8/8.12.8/Submit) id h2RHr6vr043941; Thu, 27 Mar 2003 18:53:06 +0100 (CET) (envelope-from mk-freebsd@bredband.net) Date: Thu, 27 Mar 2003 18:53:06 +0100 From: Martin Karlsson To: kinder2000 Message-ID: <20030327175306.GA610@c-6d3a70d5.bredbandsbolaget.se> Mail-Followup-To: Martin Karlsson , kinder2000 , questions@freebsd.org References: <16811096265.20030326231011@mail.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <16811096265.20030326231011@mail.ru> X-Powered-by: FreeBSD X-PGP-Keyid: 9C924660 X-PGP-Fingerprint: 5970 BE22 2C33 4D8F 53FD 7E34 66FF 9332 9C92 4660 X-PGP-Key: http://www.krutov.org/martin_karlsson.asc User-Agent: Mutt/1.5.4i X-Spam-Status: No, hits=-25.8 required=5.0 tests=AWL,IN_REP_TO,MAILTO_TO_SPAM_ADDR,QUOTED_EMAIL_TEXT, REFERENCES,REPLY_WITH_QUOTES,USER_AGENT_MUTT autolearn=ham version=2.50 X-Spam-Level: X-Spam-Checker-Version: SpamAssassin 2.50 (1.173-2003-02-20-exp) cc: questions@freebsd.org Subject: Re: Then i boot FreeBSD 4.7, not work values in /etc/sysctl.conf see file - sysctl.jpg. How solve this problem? ## help me ;/ 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: Thu, 27 Mar 2003 17:53:16 -0000 * kinder2000 [2003-03-26 23.10 +1000]: > Hi, ! Hi, > Then i boot FreeBSD 4.7, not work values in /etc/sysctl.conf > at console i se this messages: > > Warring: net.ipv4.icmp_ignore_bogus_error_responses=1 does not exist > Warring: net.ipv4.conf.all.log_martians=1 does not exist > Warring: net.ipv4.conf.all.accept_source_route=0 does not exist > Warring: net.ipv4.tcp_syncookies=1 does not exist > Warring: net.ipv4.conf.all.send_redirects=0 does not exist > Warring: net.ipv4.conf.all.accept_redirects=0 does not exist > Warring: net.ipv4.tcp_fin_timeout=30 does not exist > Warring: net.ipv4.tcp_keepalive_time=1800 does not exist > Warring: net.ipv4.tcp_window_scaling=0 does not exist > Warring: net.ipv4.tcp_sack=0 does not exist > Warring: net.ipv4.tcp_timestamps=0 does not exist > Warring: net.ipv4.tcp_max_syn_backlog=2048 does not exist > Warring: net.ipv4.conf.all.forwarding=0 does not exist > Warring: net.ipv4.icmp_echo_ignore_broadcasts=1 does not exist > > How solve this problem? > I found articles about anti DoS/Flood atacks. > But it not work ;/ Do the values to sysctl you list below exist? Have you checked? The command "sysctl -a" lists all currently (non-opaque) values. Pipe it through a pager such as less(1). Read the sysctl(8) man-page for more info. > sysctl.conf > ========================================================================== > net.ipv4.conf.all.send_redirects=0 > net.ipv4.conf.all.accept_redirects=0 > net.ipv4.conf.all.accept_source_route=0 > net.ipv4.conf.all.mc_forwarding=0 > net.ipv4.icmp_echo_ignore_broadcasts=1 > net.ipv4.icmp_ignore_bogus_error_responses=1 > net.ipv4.conf.all.log_martians=1 > net.ipv4.conf.all.rp_filter=1 HTH -- Martin Karlsson