Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262144AbVERKho (ORCPT ); Wed, 18 May 2005 06:37:44 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262163AbVERKhn (ORCPT ); Wed, 18 May 2005 06:37:43 -0400 Received: from ns.inescn.pt ([192.35.246.1]:59601 "EHLO animal.inescn.pt") by vger.kernel.org with ESMTP id S262144AbVERKfk (ORCPT ); Wed, 18 May 2005 06:35:40 -0400 Message-ID: <428B1A60.6030505@inescporto.pt> Date: Wed, 18 May 2005 11:35:12 +0100 From: Filipe Abrantes User-Agent: Debian Thunderbird 1.0.2 (X11/20050331) X-Accept-Language: en-us, en MIME-Version: 1.0 To: linux-kernel@vger.kernel.org Subject: Detecting link up Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 610 Lines: 26 Hi all, I need to detect when an interface (wired ethernet) has link up/down. Is there a system signal which is sent when this happens? What is the best way to this programatically? Best Regards Filipe -- Filipe Lameiro Abrantes INESC Porto Campus da FEUP Rua Dr. Roberto Frias, 378 4200-465 Porto Portugal Phone: +351 22 209 4266 E-mail: fla@inescporto.pt - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/