From owner-freebsd-net@FreeBSD.ORG Tue Jan 18 12:23:57 2011 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 59EDA1065696 for ; Tue, 18 Jan 2011 12:23:57 +0000 (UTC) (envelope-from Axel.Rau@Chaos1.DE) Received: from mailout4.lrau.net (mailout4.lrau.net [IPv6:2a02:d40:2:2::73]) by mx1.freebsd.org (Postfix) with ESMTP id EC6628FC1A for ; Tue, 18 Jan 2011 12:23:56 +0000 (UTC) Received: from [91.216.35.74] (helo=imap.lrau.net) by mailout4.lrau.net with esmtp (Exim 4.73) (envelope-from ) id 1PfAbM-0008Uf-7f; Tue, 18 Jan 2011 12:23:56 +0000 Received: from axel.rau@chaos1.de by imap.lrau.net (Archiveopteryx 3.1.3) with esmtpsa id 1295353435-80417-80416/7/351; Tue, 18 Jan 2011 12:23:55 +0000 Message-Id: <71EEB2EA-3F48-4850-AB9C-92E47ED72D99@Chaos1.DE> From: Axel Rau To: freebsd-net@freebsd.org In-Reply-To: Content-Type: text/plain; format=flowed; delsp=yes Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Apple Message framework v936) Date: Tue, 18 Jan 2011 13:23:54 +0100 References: X-Mailer: Apple Mail (2.936) Subject: RESOLVED: Re: 8.1 Box does not react on ICMP "unreachable - need to frag" 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: Tue, 18 Jan 2011 12:23:57 -0000 Am 18.01.2011 um 11:00 schrieb Axel Rau: > The DB server returns its query results successfully until an =20 > oversized message is being sent (with "DF" set), which the GW2 =20 > refuses with an ICMP "unreachable - need to frag (mtu 1492) I could convince the firewall to defragment the packet itself. (-; This was a pf issue (I mixed up option "set reassemble" and filteropt =20 "fragment"). I'm still looking for an answer to question 1: > 1. Shouldn't DB2 fragment and resend the packet? Thanks, Axel =2D-- axel.rau@chaos1.de PGP-Key:29E99DD6 +49 151 2300 9283 computing @ =20 chaos claudius