From owner-freebsd-net@freebsd.org Mon Aug 3 22:33:34 2015 Return-Path: Delivered-To: freebsd-net@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id F33209B2B42 for ; Mon, 3 Aug 2015 22:33:34 +0000 (UTC) (envelope-from hiren@strugglingcoder.info) Received: from mail.strugglingcoder.info (strugglingcoder.info [65.19.130.35]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id E2DBDA79 for ; Mon, 3 Aug 2015 22:33:34 +0000 (UTC) (envelope-from hiren@strugglingcoder.info) Received: from localhost (unknown [10.1.1.3]) (Authenticated sender: hiren@strugglingcoder.info) by mail.strugglingcoder.info (Postfix) with ESMTPSA id D9FD9D3AAC; Mon, 3 Aug 2015 15:33:33 -0700 (PDT) Date: Mon, 3 Aug 2015 15:33:33 -0700 From: hiren panchasara To: Hooman Fazaeli Cc: "freebsd-net@freebsd.org" Subject: Re: tcp window scaling (rfc1323) problem Message-ID: <20150803223333.GA96224@strugglingcoder.info> References: <55BA36FF.9070405@gmail.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha512; protocol="application/pgp-signature"; boundary="ibTvN161/egqYuK8" Content-Disposition: inline In-Reply-To: <55BA36FF.9070405@gmail.com> User-Agent: Mutt/1.5.23 (2014-03-12) X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.20 Precedence: list List-Id: Networking and TCP/IP with FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 03 Aug 2015 22:33:35 -0000 --ibTvN161/egqYuK8 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On 07/30/15 at 07:08P, Hooman Fazaeli wrote: > Hi, >=20 > We connect to the Internet through a TCP proxy running on FreeBSD 8.3-REL= EASE. > Everything works except that instagram clients frequently fail to get/ref= resh > some images and feeds. I have checked anything that may be the cause of p= roblem > and found that setting net.inet.tcp.rfc1323 to zero improves the situatio= n. >=20 > Googling a bit, I found out that there are reports about window scaling i= mpl. bug > in older freebsds (i.e., https://lists.freebsd.org/pipermail/freebsd-hack= ers/2007-January/019070.html). >=20 > My question is that which version of freebsd is known to have the bug of > window scaling fixed? Is there any known problem related to window > scaling in newer (8+) freebsd versions? Not that I am aware of.=20 Try something newer (10.*) if you can and see if you still see the problem. Cheers, Hiren --ibTvN161/egqYuK8 Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v2.0.22 (FreeBSD) iQF8BAEBCgBmBQJVv+w9XxSAAAAAAC4AKGlzc3Vlci1mcHJAbm90YXRpb25zLm9w ZW5wZ3AuZmlmdGhob3JzZW1hbi5uZXRBNEUyMEZBMUQ4Nzg4RjNGMTdFNjZGMDI4 QjkyNTBFMTU2M0VERkU1AAoJEIuSUOFWPt/l/aQH/0GIGfOymC7nJYm9B/LLLNOZ pLoo/t8TmXx64oJwHhil9AU1GzhR7K2p4UqZz4EgX/SKnYJEAA51XI4RsK4laut2 wM2qm8vERCxUfuh+eOhml0nZwnaZo2Zx69gGhzI/crGXJzZb/a/rYJmBQ0fw36BU inBMgwtcbFQ87zWJJBroKmxLIq29sZtC0vrThsQ3tXu/YlcWTzAyumRXGySJmFUY eYkriVzmQrdmaQXkWw9Pm3CHadh4q46nig080ih4TF2CKpl+GAgf9OnCyhPJwLkq t9fJBusS+Y8d6fNZVmaf8klEK3lzsd5aHl2N2aXy2DXH++rzh2MIc7xNoSax9S4= =Vpn8 -----END PGP SIGNATURE----- --ibTvN161/egqYuK8--