From owner-freebsd-questions Wed Dec 20 14: 0:40 2000 From owner-freebsd-questions@FreeBSD.ORG Wed Dec 20 14:00:38 2000 Return-Path: Delivered-To: freebsd-questions@freebsd.org Received: from fw.wintelcom.net (ns1.wintelcom.net [209.1.153.20]) by hub.freebsd.org (Postfix) with ESMTP id 1DA2937B400 for ; Wed, 20 Dec 2000 14:00:38 -0800 (PST) Received: (from bright@localhost) by fw.wintelcom.net (8.10.0/8.10.0) id eBKM0WR06817; Wed, 20 Dec 2000 14:00:32 -0800 (PST) Date: Wed, 20 Dec 2000 14:00:31 -0800 From: Alfred Perlstein To: Max Clark Cc: "'freebsd-questions@freebsd.org'" Subject: Re: syn cookies? Message-ID: <20001220140031.Y19572@fw.wintelcom.net> References: <2F56246A4E96D411B6AE00D0B7826CA67F7A41@exchange.ussearch.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.2.5i In-Reply-To: <2F56246A4E96D411B6AE00D0B7826CA67F7A41@exchange.ussearch.com>; from max@ussearch.com on Wed, Dec 20, 2000 at 01:56:41PM -0800 Sender: bright@fw.wintelcom.net Sender: owner-freebsd-questions@FreeBSD.ORG Precedence: bulk X-Loop: FreeBSD.ORG * Max Clark [001220 13:59] wrote: > Hi, > > I am slowly converting my web server farm from Linux to FreeBSD. In Linux I > can set tcp_syncookies which gives me too things, 1) basic syn flood > protection, and 2) a message in the syslog telling me about possible syn > flooding. > > How do I do this with FreeBSD 4.2-Release? FreeBSD doesn't use syncookies, but is still very resistant to SYN flood. -- -Alfred Perlstein - [bright@wintelcom.net|alfred@freebsd.org] "I have the heart of a child; I keep it in a jar on my desk." To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-questions" in the body of the message