From owner-freebsd-net@FreeBSD.ORG  Sat Jan  8 11:59:22 2005
Return-Path: <owner-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 779D916A4CE
	for <freebsd-net@freebsd.org>; Sat,  8 Jan 2005 11:59:22 +0000 (GMT)
Received: from poczta.o2.pl (mx2.go2.pl [193.17.41.42])
	by mx1.FreeBSD.org (Postfix) with ESMTP id 94B3743D39
	for <freebsd-net@freebsd.org>; Sat,  8 Jan 2005 11:59:21 +0000 (GMT)
	(envelope-from knockefreebsd@o2.pl)
Received: from ALFA (aaf223.warszawa.sdi.tpnet.pl [217.97.85.223])
	(using TLSv1 with cipher RC4-MD5 (128/128 bits))
	(No client certificate requested)
	by poczta.o2.pl (Postfix) with ESMTP id 460D0600D5;
	Sat,  8 Jan 2005 12:59:20 +0100 (CET)
Message-ID: <005601c4f579$d4e03d50$df5561d9@ALFA>
From: "Heinz Knocke" <knockefreebsd@o2.pl>
To: "Joshua Blanton" <jblanton@masaka.cs.OhioU.Edu>
References:
	<004a01c4f43c$521af510$df5561d9@ALFA><20050107105735.GC29573@jtb.ipx.ath.cx>
	<004c01c4f579$2a0d7730$df5561d9@ALFA>
Date: Sat, 8 Jan 2005 13:01:45 +0100
X-Priority: 3
X-MSMail-Priority: Normal
X-Mailer: Microsoft Outlook Express 6.00.2800.1409
X-MIMEOLE: Produced By Microsoft MimeOLE V6.00.2800.1409
cc: freebsd-net@freebsd.org
Subject: Re: What will do the TCP stack in the described scenario?
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.1
Precedence: list
Reply-To: Heinz Knocke <knockefreebsd@o2.pl>
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
	<mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sat, 08 Jan 2005 11:59:22 -0000

----- Original Message ----- 
From: "Heinz Knocke" <knockefreebsd@o2.pl>
To: "Joshua Blanton" <jblanton@masaka.cs.OhioU.Edu>
Cc: <freebsd-net@freebsd.org>
Sent: Saturday, January 08, 2005 12:56 PM
Subject: Re: What will do the TCP stack in the described scenario?


> As you can see the reciever doesn't ACK segments 3807198814 to
> 3807202910 which are the last sent by the sender (not like I
> previously wrote - packet before the last one). Could you please
> explain this behaviour?

.. I should have also add, that those dupacks, as I can see in the
reciever's side packet dump, were not dropped by the congested
network, they weren't send at all ...

hk