From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id ; Wed, 24 Jan 2001 15:25:14 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id ; Wed, 24 Jan 2001 15:24:54 -0500 Received: from [192.203.80.144] ([192.203.80.144]:29445 "HELO kaiser.inr.ac.ru") by vger.kernel.org with SMTP id ; Wed, 24 Jan 2001 15:24:51 -0500 From: kuznet@ms2.inr.ac.ru Message-Id: <200101242003.XAA21040@ms2.inr.ac.ru> Subject: Re: Linux 2.2.16 through 2.2.18preX TCP hang bug triggered by rsync To: manfred@colorfullife.COM (Manfred Spraul) Date: Wed, 24 Jan 2001 23:03:34 +0300 (MSK) Cc: linux-kernel@vger.kernel.org In-Reply-To: <3A6E02E6.B3261E1@colorfullife.com> from "Manfred Spraul" at Jan 24, 1 11:15:01 am X-Mailer: ELM [version 2.4 PL24] MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hello! > I read through the tcpdump, and it seems that Linux completely ignores > packets with out-of-window sequence numbers: Yes, Linux is __very__ not right doing this. RFC requires to accept ACK, URG and RST on any segment adjacent to window, even if window is zero. Solaris also does thing, formally wrong, but it would work if linux would be formally correct. O-ho-ho... It is difficult bug. Alexey - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org Please read the FAQ at http://www.tux.org/lkml/