From owner-freebsd-net@FreeBSD.ORG  Sun Dec  8 15:45:11 2013
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org
 [IPv6:2001:1900:2254:206a::19:1])
 (using TLSv1 with cipher ADH-AES256-SHA (256/256 bits))
 (No client certificate requested)
 by hub.freebsd.org (Postfix) with ESMTPS id 2E8052ED
 for <freebsd-net@freebsd.org>; Sun,  8 Dec 2013 15:45:11 +0000 (UTC)
Received: from vps1.elischer.org (vps1.elischer.org [204.109.63.16])
 (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits))
 (No client certificate requested)
 by mx1.freebsd.org (Postfix) with ESMTPS id F02361B48
 for <freebsd-net@freebsd.org>; Sun,  8 Dec 2013 15:45:10 +0000 (UTC)
Received: from jre-mbp.elischer.org
 (ppp121-45-246-96.lns20.per2.internode.on.net [121.45.246.96])
 (authenticated bits=0)
 by vps1.elischer.org (8.14.7/8.14.7) with ESMTP id rB8Fitdb027041
 (version=TLSv1/SSLv3 cipher=DHE-RSA-CAMELLIA256-SHA bits=256 verify=NO);
 Sun, 8 Dec 2013 07:44:58 -0800 (PST)
 (envelope-from julian@freebsd.org)
Message-ID: <52A493F1.6040700@freebsd.org>
Date: Sun, 08 Dec 2013 23:44:49 +0800
From: Julian Elischer <julian@freebsd.org>
User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.9;
 rv:24.0) Gecko/20100101 Thunderbird/24.1.1
MIME-Version: 1.0
To: Sami Halabi <sodynet1@gmail.com>, Victor Gamov <vit@euro-comm.net>
Subject: Re: Netgraph ng_patch and ng_input: where to find packets?
References: <ED66CBAA-575E-4823-9AEE-4A44FEF6AB01@euro-comm.net>
 <5293E3E7.6090604@freebsd.org>
 <B2B699D8-0BD8-451F-8685-C7B8C56AA7F0@euro-comm.net>
 <F39CFDF7-0772-488D-9DB9-350AEC495884@euro-comm.net>
 <CAEW+ogZNpqzxAYMArqa8jkb=O1OipKo9jYQ90iZq=0pxqPY=TQ@mail.gmail.com>
In-Reply-To: <CAEW+ogZNpqzxAYMArqa8jkb=O1OipKo9jYQ90iZq=0pxqPY=TQ@mail.gmail.com>
Content-Type: text/plain; charset=UTF-8; format=flowed
Content-Transfer-Encoding: 8bit
Cc: freebsd-net@freebsd.org
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.17
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/options/freebsd-net>,
 <mailto:freebsd-net-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/freebsd-net/>
List-Post: <mailto:freebsd-net@freebsd.org>
List-Help: <mailto:freebsd-net-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/freebsd-net>,
 <mailto:freebsd-net-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 08 Dec 2013 15:45:11 -0000

On 12/8/13, 6:43 PM, Sami Halabi wrote:
> Hi Gamov,
> Have got this to work?
> If so would share configurations?
>
> Thanks in advance,
> Sami
> בתאריך 29 בנוב 2013 19:28, "Victor Gamov" <vit@euro-comm.net> כתב:
>
>

if not then the way to track it it to put a breakpoint on the netgraph 
node that handles the packet and just single step through until you 
see where the packet goes..
kdb would give you a decent idea but a second machine (or a virtual 
machine) with kgdb would really show you what's going on.