From owner-freebsd-net@FreeBSD.ORG Thu Feb 18 14:35:14 2010 Return-Path: Delivered-To: freebsd-net@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id A90E7106566B for ; Thu, 18 Feb 2010 14:35:14 +0000 (UTC) (envelope-from frank.schuster01@web.de) Received: from fmmailgate09.web.de (fmmailgate09.web.de [217.72.192.184]) by mx1.freebsd.org (Postfix) with ESMTP id 6E2248FC17 for ; Thu, 18 Feb 2010 14:35:14 +0000 (UTC) Received: from web.de by fmmailgate09.web.de (Postfix) with SMTP id EFACA2B51823 for ; Thu, 18 Feb 2010 15:35:12 +0100 (CET) Received: from [109.40.144.236] by freemailng1204.web.de with HTTP; Thu, 18 Feb 2010 15:35:12 +0100 Date: Thu, 18 Feb 2010 15:35:12 +0100 Message-Id: <2001237861@web.de> MIME-Version: 1.0 From: frank.schuster01@web.de To: freebsd-net@freebsd.org Precedence: fm-user Organization: http://freemail.web.de/ X-Provags-Id: V01U2FsdGVkX18jLgzpn0dywPDzgSy7T29WL2QJCQ9qHuxTOjnZ1PQeGZXp6 guuMbzWChDmZWS78h5d0t40a3aHPpCg1DBW11tjGgN/UoSo1DDFFfwD2BUBZ g== Content-Type: text/plain; charset=iso-8859-15 Content-Transfer-Encoding: quoted-printable Subject: Wireshark, netperf and sctp problem X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.5 List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 18 Feb 2010 14:35:14 -0000 Hello, I have a problem with my little network test. I want to test sctp between ubuntu and freebsd. On ubuntu I wrote a iptables rule which delete every tenth (10) data packa= ge. Freebsd has no firewall rules. But only ubuntu sends data and freebsd only acknowledge this data (i did t= he test with netperf). On the sending side (ubuntu) I see in wireshark 24 data packages, and on t= he receiving side (freebsd) I saw 82 packages. But I can't explain, why freebsd receives more packages as delivered from = ubuntu=3F (I have currently only one freebsd system). Any ideas or something additional notes to help me=3F Is the problem by wireshark or the kernel implementation=3F Regards Frank =5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F=5F GRATIS f=FCr alle WEB.DE-Nutzer: Die maxdome Movie-FLAT! Jetzt freischalten unter http://movieflat.web.de