From mboxrd@z Thu Jan 1 00:00:00 1970 From: Brice Goglin Subject: Re: My e1000e GBE card is eating all port 623 pks Date: Wed, 25 Apr 2012 11:57:47 +0200 Message-ID: <4F97CA9B.3060105@ens-lyon.org> References: <20120424145128.000070a8@unknown> Mime-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Cc: Jesse Brandeburg , netdev@vger.kernel.org To: Joakim Tjernlund Return-path: Received: from smtpfb1-g21.free.fr ([212.27.42.9]:57843 "EHLO smtpfb1-g21.free.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1757503Ab2DYJ6g (ORCPT ); Wed, 25 Apr 2012 05:58:36 -0400 Received: from smtp2-g21.free.fr (smtp2-g21.free.fr [212.27.42.2]) by smtpfb1-g21.free.fr (Postfix) with ESMTP id 0C7C52E0F7 for ; Wed, 25 Apr 2012 11:58:31 +0200 (CEST) In-Reply-To: Sender: netdev-owner@vger.kernel.org List-ID: On 25/04/2012 11:06, Joakim Tjernlund wrote: > Jesse Brandeburg wrote on 2012/04/24 23:51:28: >> On Sat, 21 Apr 2012 15:31:09 +0200 >> Joakim Tjernlund wrote: >> >>> Looks like port 623 is some mgmt protocol and our e1000e boards are eating these >>> pkgs and this trips NIS, finger and yptest hangs for a long time before timing out and >>> moving on. >>> >>> Is there a way to tell the network stack not to eat port 623 pkgs or >>> have NIS not to use port 623? >> I think you might be looking for something like portreserve >> (see man portreserve) > Seen portreserve on the web(gentoo does not have it) but it seems like a workaround. > Should not eating port 623 be something one should turn on? Now it is default on > and I cannot find a way to turn it off. > It might be related to IPMI (UDP/623 iirc). Try looking in your BIOS and/or network firmware config at boot, there might be things to disable there. Brice