From owner-freebsd-net@FreeBSD.ORG Thu Sep 8 08:50:44 2005 Return-Path: X-Original-To: freebsd-net@freebsd.org Delivered-To: freebsd-net@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id D1ADC16A498 for ; Thu, 8 Sep 2005 08:50:44 +0000 (GMT) (envelope-from on@cs.ait.ac.th) Received: from mail.cs.ait.ac.th (mail.cs.ait.ac.th [192.41.170.16]) by mx1.FreeBSD.org (Postfix) with ESMTP id 3B80D43D46 for ; Thu, 8 Sep 2005 08:50:42 +0000 (GMT) (envelope-from on@cs.ait.ac.th) Received: from banyan.cs.ait.ac.th (banyan.cs.ait.ac.th [192.41.170.5]) by mail.cs.ait.ac.th (8.12.11/8.12.11) with ESMTP id j888lMQL070950 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Thu, 8 Sep 2005 15:47:22 +0700 (ICT) Received: (from on@localhost) by banyan.cs.ait.ac.th (8.13.1/8.12.11) id j888mvcv021230; Thu, 8 Sep 2005 15:48:57 +0700 (ICT) Date: Thu, 8 Sep 2005 15:48:57 +0700 (ICT) Message-Id: <200509080848.j888mvcv021230@banyan.cs.ait.ac.th> From: Olivier Nicole To: on@cs.ait.ac.th In-reply-to: <200509080252.j882q7Zd016389@banyan.cs.ait.ac.th> (message from Olivier Nicole on Thu, 8 Sep 2005 09:52:07 +0700 (ICT)) References: <200509080252.j882q7Zd016389@banyan.cs.ait.ac.th> X-Virus-Scanned: on CSIM by amavisd-milter (http://www.amavis.org/) Cc: freebsd-net@freebsd.org Subject: Re: Connection reset X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 08 Sep 2005 08:50:45 -0000 > When I try to connect via a redirection through the firewall, I got a > RST after the SYN, SYN/ACK, ACK. OK here is a step further, the rest occures because of syncache_expand that return 0 on line 722 of tcp_input. Any reason why the syncache is empty after the SYN and SYN,ACK? Olivier