From owner-freebsd-net@freebsd.org Mon Mar 23 08:17:29 2020 Return-Path: Delivered-To: freebsd-net@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 3BF0327C4A4 for ; Mon, 23 Mar 2020 08:17:29 +0000 (UTC) (envelope-from gerrit.kuehn@aei.mpg.de) Received: from mailgate2.uni-hannover.de (mailgate2.uni-hannover.de [130.75.2.114]) (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 48m6gX28qGz4N7B for ; Mon, 23 Mar 2020 08:17:27 +0000 (UTC) (envelope-from gerrit.kuehn@aei.mpg.de) Received: from intranet.aei.uni-hannover.de (ahin1.aei.uni-hannover.de [130.75.117.40]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mailgate2.uni-hannover.de (Postfix) with ESMTPS id B19E915B5 for ; Mon, 23 Mar 2020 09:17:25 +0100 (CET) Received: from comet2.terra.ger ([130.75.117.49]) by intranet.aei.uni-hannover.de (IBM Domino Release 9.0.1FP8) with ESMTP id 2020032309172475-126807 ; Mon, 23 Mar 2020 09:17:24 +0100 Date: Mon, 23 Mar 2020 09:17:24 +0100 From: Gerrit Kuehn To: freebsd-net@freebsd.org Subject: Re: SFP+ on PRO/10GbE Message-ID: <20200323091724.6d45245f@comet2.terra.ger> In-Reply-To: References: <2A35EA60C3C77D438915767F458D6568B90935EC@ORSMSX111.amr.corp.intel.com> <20200322.214355.415142200.sthaug@nethelp.no> X-Mailer: Claws Mail 3.17.3 (GTK+ 2.24.32; amd64-portbld-freebsd11.2) MIME-Version: 1.0 X-MIMETrack: Itemize by SMTP Server on intranet/aei-hannover(Release 9.0.1FP8|February 23, 2017) at 23/03/2020 09:17:24, Serialize by Router on intranet/aei-hannover(Release 9.0.1FP8|February 23, 2017) at 23/03/2020 09:17:24, Serialize complete at 23/03/2020 09:17:24 X-TNEFEvaluated: 1 Content-Transfer-Encoding: 7bit Content-Type: text/plain; charset=US-ASCII X-Rspamd-Queue-Id: 48m6gX28qGz4N7B X-Spamd-Bar: ++ Authentication-Results: mx1.freebsd.org; dkim=none; dmarc=none; spf=none (mx1.freebsd.org: domain of gerrit.kuehn@aei.mpg.de has no SPF policy when checking 130.75.2.114) smtp.mailfrom=gerrit.kuehn@aei.mpg.de X-Spamd-Result: default: False [2.67 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; PREVIOUSLY_DELIVERED(0.00)[freebsd-net@freebsd.org]; TO_DN_NONE(0.00)[]; AUTH_NA(1.00)[]; RCPT_COUNT_ONE(0.00)[1]; RCVD_COUNT_THREE(0.00)[3]; DMARC_NA(0.00)[mpg.de]; RCVD_IN_DNSWL_MED(-0.20)[114.2.75.130.list.dnswl.org : 127.0.11.2]; NEURAL_SPAM_LONG(1.00)[1.000,0]; NEURAL_SPAM_MEDIUM(0.96)[0.962,0]; R_SPF_NA(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; MIME_TRACE(0.00)[0:+]; ASN(0.00)[asn:680, ipnet:130.75.0.0/16, country:DE]; RCVD_TLS_LAST(0.00)[]; IP_SCORE(0.01)[asn: 680(0.07), country: DE(-0.02)] X-BeenThere: freebsd-net@freebsd.org X-Mailman-Version: 2.1.29 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, 23 Mar 2020 08:17:29 -0000 On Sun, 22 Mar 2020 17:11:20 -0400 "Dan Langille" wrote: > > > I cannot use an SFP+ optic at the switch. The connection just > > > does not happen. > I just tried the other switch (US-48) which had one SFP+ port free. > Same issues there. Does the switch allow to select the link capacity manually? I've seen switches failing to do auto-negotiation, falling through with no link at all. cu Gerrit