From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id AE232C43331 for ; Fri, 6 Sep 2019 09:59:59 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 898A9206CD for ; Fri, 6 Sep 2019 09:59:59 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 898A9206CD Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=gnu.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:53972 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i6B26-0002jL-MK for qemu-devel@archiver.kernel.org; Fri, 06 Sep 2019 05:59:58 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:42113) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1i6B1I-0002Kn-RB for qemu-devel@nongnu.org; Fri, 06 Sep 2019 05:59:09 -0400 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1i6B1H-000758-Tf for qemu-devel@nongnu.org; Fri, 06 Sep 2019 05:59:08 -0400 Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:7057) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1i6B1H-00074w-KT for qemu-devel@nongnu.org; Fri, 06 Sep 2019 05:59:07 -0400 X-IronPort-AV: E=Sophos;i="5.64,472,1559512800"; d="scan'208";a="400560481" Received: from unknown (HELO function) ([193.50.111.121]) by mail2-relais-roc.national.inria.fr with ESMTP/TLS/AES256-GCM-SHA384; 06 Sep 2019 11:59:05 +0200 Received: from samy by function with local (Exim 4.92.1) (envelope-from ) id 1i6B1F-0006IV-PL; Fri, 06 Sep 2019 11:59:05 +0200 Date: Fri, 6 Sep 2019 11:59:05 +0200 From: Samuel Thibault To: Chris Heinze Message-ID: <20190906095905.44hrurx3vlbqidkq@function> References: <0115e29c-2254-09c3-13d5-6dfb5307d968@precibake.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <0115e29c-2254-09c3-13d5-6dfb5307d968@precibake.com> Organization: I am not organized User-Agent: NeoMutt/20170609 (1.8.3) X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 192.134.164.83 Subject: Re: [Qemu-devel] slirp, incoming packets get truncated X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: qemu-devel@nongnu.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Hello, Chris Heinze, le mar. 03 sept. 2019 17:02:15 +0200, a ecrit: > on the guest: > root@guest:~# tcpdump -ni eth0 port 19003 > tcpdump: verbose output suppressed, use -v or -vv for full protocol decode > listening on eth0, link-type EN10MB (Ethernet), capture size 262144 bytes > 16:49:39.430959 IP 10.0.2.2.33294 > 10.0.2.15.19003: UDP, bad length 9000 > 1472 Just to be sure: did you configure your guest mru to 9000 ? Does the emulated network hardware card support jumbo frames? Samuel