Received: with ECARTIS (v1.0.0; list netdev); Tue, 06 Jul 2004 16:21:29 -0700 (PDT) Received: from outpost.ds9a.nl (postfix@outpost.ds9a.nl [213.244.168.210]) by oss.sgi.com (8.12.10/8.12.9) with SMTP id i66NLDgi025348 for ; Tue, 6 Jul 2004 16:21:16 -0700 Received: by outpost.ds9a.nl (Postfix, from userid 1000) id D43C04466; Wed, 7 Jul 2004 00:44:53 +0200 (CEST) Date: Wed, 7 Jul 2004 00:44:53 +0200 From: bert hubert To: "David S. Miller" Cc: Jamie Lokier , shemminger@osdl.org, netdev@oss.sgi.com, linux-net@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] fix tcp_default_win_scale. Message-ID: <20040706224453.GA6694@outpost.ds9a.nl> Mail-Followup-To: bert hubert , "David S. Miller" , Jamie Lokier , shemminger@osdl.org, netdev@oss.sgi.com, linux-net@vger.kernel.org, linux-kernel@vger.kernel.org References: <20040629222751.392f0a82.davem@redhat.com> <20040630152750.2d01ca51@dell_ss3.pdx.osdl.net> <20040630153049.3ca25b76.davem@redhat.com> <20040701133738.301b9e46@dell_ss3.pdx.osdl.net> <20040701140406.62dfbc2a.davem@redhat.com> <20040702013225.GA24707@conectiva.com.br> <20040706093503.GA8147@outpost.ds9a.nl> <20040706114741.1bf98bbe@dell_ss3.pdx.osdl.net> <20040706194034.GA11021@mail.shareable.org> <20040706131235.10b5afa8.davem@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20040706131235.10b5afa8.davem@redhat.com> User-Agent: Mutt/1.3.28i X-archive-position: 6711 X-ecartis-version: Ecartis v1.0.0 Sender: netdev-bounce@oss.sgi.com Errors-to: netdev-bounce@oss.sgi.com X-original-sender: ahu@ds9a.nl Precedence: bulk X-list: netdev Content-Length: 626 Lines: 21 On Tue, Jul 06, 2004 at 01:12:35PM -0700, David S. Miller wrote: > It is this specific case: > > 1) SYN packet contains window scale option of ZERO. Not true - the outgoing SYN packet had window scale 7, when it was sent. The SYN|ACK had window scale 0, when received by the initiating system. Also - even if the remote were to assume a 47 byte window size, would it not be able to send small packets? Or does the window size also include packet haders? Regards, bert -- http://www.PowerDNS.com Open source, database driven DNS Software http://lartc.org Linux Advanced Routing & Traffic Control HOWTO