From mboxrd@z Thu Jan 1 00:00:00 1970 From: =?UTF-8?B?S3J6eXN6dG9mIE9sxJlkemtp?= Subject: Re: bnx2x + SFP+ DA/2.6.33.3: Got bad status 0x0 when reading from SFP+ EEPROM -> SFP+ module is not initialized Date: Thu, 20 May 2010 22:54:54 +0200 Message-ID: <4BF5A19E.5010003@ans.pl> References: <4BF56CA6.8080306@ans.pl> <1274377770.28702.4.camel@lb-tlvb-eilong.il.broadcom.com> <4BF57ADF.1060203@ans.pl> <1274381113.28702.6.camel@lb-tlvb-eilong.il.broadcom.com> <4BF59058.6050205@ans.pl> <4BF59ABB.9070600@hp.com> Mime-Version: 1.0 Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: QUOTED-PRINTABLE Cc: eilong@broadcom.com, Michael Chan , "netdev@vger.kernel.org" To: Rick Jones Return-path: Received: from bizon.gios.gov.pl ([195.187.34.71]:51246 "EHLO bizon.gios.gov.pl" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757089Ab0ETUzE (ORCPT ); Thu, 20 May 2010 16:55:04 -0400 In-Reply-To: <4BF59ABB.9070600@hp.com> Sender: netdev-owner@vger.kernel.org List-ID: On 2010-05-20 22:25, Rick Jones wrote: > Some simple/simplistic thoughts/questions... > > Has the DAC been used successfully prior to this? Yes. It was successfully used to connect two HP switches, before I=20 received SFP+ SR modules, that allowed me to put the switches into=20 distanced rooms. > Do you have another HP ProCurve 10-GbE SFP+ 7m Direct Attach Cable (J= 9285B) to try? Yes. The same situation. > There's a transceiver and presumably an EEPROM at both ends of a DAC = right? Yes, I think there should be one. ;) > If > the EEPROM at one end were "bad" might the 57711 be happier with the = other end > of the DAC? Tested both ends. The same situation. :| > Getting some sort of error message at the switch side, which may > (or may not) have more detailed diagnostics might help. There is no error message at the switch side. The switch shows that=20 everything is correct. Best regards, Krzysztof Ol=C4=99dzki