Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S262672AbUKQXZt (ORCPT ); Wed, 17 Nov 2004 18:25:49 -0500 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S262674AbUKQXLm (ORCPT ); Wed, 17 Nov 2004 18:11:42 -0500 Received: from ns9.hostinglmi.net ([213.194.149.146]:29849 "EHLO ns9.hostinglmi.net") by vger.kernel.org with ESMTP id S262672AbUKQXLE (ORCPT ); Wed, 17 Nov 2004 18:11:04 -0500 Date: Thu, 18 Nov 2004 00:14:01 +0100 From: DervishD To: Martin Josefsson Cc: Linux-kernel Subject: Re: Packet capturing, iptables and eth0 vs. dummy0 Message-ID: <20041117231401.GA7955@DervishD> Mail-Followup-To: Martin Josefsson , Linux-kernel References: <20041117203033.GA7907@DervishD> <1100725201.20185.16.camel@tux.rsn.bth.se> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <1100725201.20185.16.camel@tux.rsn.bth.se> User-Agent: Mutt/1.4.2.1i Organization: DervishD X-Antivirus-Scanner: Clean mail though you should still use an Antivirus X-AntiAbuse: This header was added to track abuse, please include it with any abuse report X-AntiAbuse: Primary Hostname - ns9.hostinglmi.net X-AntiAbuse: Original Domain - vger.kernel.org X-AntiAbuse: Originator/Caller UID/GID - [0 0] / [47 12] X-AntiAbuse: Sender Address Domain - dervishd.net X-Source: X-Source-Args: X-Source-Dir: Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 995 Lines: 24 Hi Martin :) * Martin Josefsson dixit: > > Is is normal? Is normal that tcpdump shows packets before they > > enter the filter when the interface is a real one (eth0) but no when > > you access through a dummy interface or localhost, or am I missing > > anything? > Try sniffing on the 'lo' interface instead of 'dummy0' since all packets > generated by the local machine destined for the local machine goes via > the ?lo' interface. ipaddresses looks like they belong to interfaces but > that's not the case with linux, they belong to the machine. That seemed to be the problem, thanks :))) Ra?l N??ez de Arenas Coronado -- Linux Registered User 88736 http://www.dervishd.net & http://www.pleyades.net/ - 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/