From mboxrd@z Thu Jan 1 00:00:00 1970 From: Pavel Machek Subject: Re: e1000e on Thinkpad x60: gigabit not available due to "SmartSpeed" Date: Mon, 5 Dec 2016 11:44:47 +0100 Message-ID: <20161205104447.GA7536@amd> References: <20160901201408.GA5061@amd> <1472767093.3889.4.camel@gmail.com> <20160902165735.GJ14311@csclub.uwaterloo.ca> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="T4sUOijqQbZv57TR" Cc: Greg , kernel list , jeffrey.t.kirsher@intel.com, intel-wired-lan@lists.osuosl.org, netdev@vger.kernel.org To: Lennart Sorensen Return-path: Received: from atrey.karlin.mff.cuni.cz ([195.113.26.193]:40959 "EHLO atrey.karlin.mff.cuni.cz" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751364AbcLEKot (ORCPT ); Mon, 5 Dec 2016 05:44:49 -0500 Content-Disposition: inline In-Reply-To: <20160902165735.GJ14311@csclub.uwaterloo.ca> Sender: netdev-owner@vger.kernel.org List-ID: --T4sUOijqQbZv57TR Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Fri 2016-09-02 12:57:35, Lennart Sorensen wrote: > On Thu, Sep 01, 2016 at 02:58:13PM -0700, Greg wrote: > > On Thu, 2016-09-01 at 22:14 +0200, Pavel Machek wrote: > > > Hi! > > >=20 > > > I have trouble getting 1000mbit out of my ethernet card. > > >=20 > > > I tried direct connection between two PCs with different cables, and > > > no luck. > > >=20 > > > Today I tried connection to 1000mbit switch, and no luck, either. (Two > > > cables, one was cat6, both short). > > >=20 > > > My computer sees 1000mbit being advertised by the other side, but does > > > not advertise 1000mbit, "Link Speed was downgraded by SmartSpeed". > >=20 > > Check your cables? > >=20 > > https://vmxp.wordpress.com/2015/01/06/1gbe-intel-nic-throttled-to-100mb= it-by-smartspeed/ >=20 > Of course if it isn't the cable, then it could even be a broken pin in > the port. As far as I can tell, anything that causes one of the 3rd > or 4th pairs of wires to not work will degrade to 100Mbit on just the > first 2 pairs of wires and give that message. Some badly implemented > switches can also cause it of course. Ok, so it seems like broken pin in the port. I realized I had docking station available for the machine, and when connecting using that connector (not internal notebook one), I get gigabit speed. Thanks and best regards, Pavel --=20 (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blo= g.html --T4sUOijqQbZv57TR Content-Type: application/pgp-signature; name="signature.asc" Content-Description: Digital signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1 iEYEARECAAYFAlhFRR8ACgkQMOfwapXb+vIW9gCdEjEOshjhJp8NjZcyPpBQyMif 1UoAn1IC5jEs9/2OuFYVSz2Nz6GA3NyA =7Rds -----END PGP SIGNATURE----- --T4sUOijqQbZv57TR--