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[209.132.180.67]) by mx.google.com with ESMTP id v2si7201982pgn.451.2018.11.28.07.20.13; Wed, 28 Nov 2018 07:20:38 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=temperror (no key for signature) header.i=@rainbow-software.org header.s=atlsmtp header.b=SBwFws8H; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728754AbeK2CTd (ORCPT + 99 others); Wed, 28 Nov 2018 21:19:33 -0500 Received: from smtp-1b-out-4.atlantis.sk ([80.94.52.30]:51117 "EHLO smtp-1b-out-4.atlantis.sk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727941AbeK2CTc (ORCPT ); Wed, 28 Nov 2018 21:19:32 -0500 X-Greylist: delayed 549 seconds by postgrey-1.27 at vger.kernel.org; Wed, 28 Nov 2018 21:19:31 EST Received: from [192.168.1.3] (ns.gsystem.sk [62.176.172.50]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp-1b.atlantis.sk (Postfix) with ESMTPSA id 8A55383449E1; Wed, 28 Nov 2018 16:08:19 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=rainbow-software.org; s=atlsmtp; t=1543417703; bh=HoxdWsynUGVCqIsU5mfdpBwyJOPHo64PcxIpAEtCLs4=; h=From:To:Subject:Date:Cc; b=SBwFws8HAOLxHdO3E/83bg/ehgXcK2dlrbkbH3T9cX7Q+pAvUeo5pbCMq9MYwJ7HO Dd2ZRW2IohGwSNtoa651P+1IT+sf6egZnkfD4heUJEXVwo8d7RrU/ovQSz4InhuFCD b/bTGvelD6gISOEovJScdHfKOhYmVU1Gdf46O8X8= From: Ondrej Zary To: Michael Chan Subject: bnxt_en: NIC Link is Up, 100 Mbps full duplex - but no data Date: Wed, 28 Nov 2018 16:08:14 +0100 User-Agent: KMail/1.9.10 (enterprise35 0.20100827.1168748) Cc: netdev@vger.kernel.org, linux-kernel@vger.kernel.org MIME-Version: 1.0 Content-Type: Text/Plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Content-Disposition: inline Message-Id: <201811281608.14617.linux@rainbow-software.org> Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, I have a new Dell R740 server with BCM57416: Ethernet controller [0200]: Broadcom Limited BCM57416 NetXtreme-E 10GBase-T RDMA Ethernet Controller [14e4:16d8] (rev 01) Subsystem: Broadcom Limited BCM57416 NetXtreme-E Dual-Media 10G RDMA Ethernet Controller [14e4:4160] When I connect a cable from 100Mbps switch, everything looks good - the link LED lights up orange, data LED flashes green as when data is sent/received, this appears in log: [ 3791.655357] bnxt_en 0000:17:00.0 eno1np0: NIC Link is Up, 100 Mbps full duplex, Flow control: ON - receive & transmit [ 3791.655361] bnxt_en 0000:17:00.0 eno1np0: EEE is not active [ 3791.655364] bnxt_en 0000:17:00.0 eno1np0: FEC autoneg off encodings: None But no data comes in or out. tcpdump shows only outgoing packets and they're not transmitted in real (not seen by other machines). It works fine after connecting through a gigabit switch. Currently running 4.18.0-2-amd64 kernel (Debian testing). Any ideas? -- Ondrej Zary