From owner-freebsd-net@FreeBSD.ORG  Thu Nov 20 15:50:12 2008
Return-Path: <owner-freebsd-net@FreeBSD.ORG>
Delivered-To: freebsd-net@freebsd.org
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 3AFD81065673
	for <freebsd-net@freebsd.org>; Thu, 20 Nov 2008 15:50:12 +0000 (UTC)
	(envelope-from bms@incunabulum.net)
Received: from out1.smtp.messagingengine.com (out1.smtp.messagingengine.com
	[66.111.4.25]) by mx1.freebsd.org (Postfix) with ESMTP id 0F0A88FC14
	for <freebsd-net@freebsd.org>; Thu, 20 Nov 2008 15:50:11 +0000 (UTC)
	(envelope-from bms@incunabulum.net)
Received: from compute2.internal (compute2.internal [10.202.2.42])
	by out1.messagingengine.com (Postfix) with ESMTP id 274821C64A6;
	Thu, 20 Nov 2008 10:50:11 -0500 (EST)
Received: from heartbeat1.messagingengine.com ([10.202.2.160])
	by compute2.internal (MEProxy); Thu, 20 Nov 2008 10:50:11 -0500
X-Sasl-enc: YzT1+dOr1fI6blZk6NVa+lvhmqscc4QC/XC4EFxx+UOT 1227196210
Received: from empiric.lon.incunabulum.net
	(82-35-112-254.cable.ubr07.dals.blueyonder.co.uk [82.35.112.254])
	by mail.messagingengine.com (Postfix) with ESMTPSA id A16A53021;
	Thu, 20 Nov 2008 10:50:10 -0500 (EST)
Message-ID: <4925872E.1060401@incunabulum.net>
Date: Thu, 20 Nov 2008 15:50:06 +0000
From: Bruce Simpson <bms@incunabulum.net>
User-Agent: Thunderbird 2.0.0.17 (X11/20080914)
MIME-Version: 1.0
To: dikshie <dikshie@gmail.com>
References: <910e60e80811200428u41eef8d6sa78582889b620efb@mail.gmail.com>
In-Reply-To: <910e60e80811200428u41eef8d6sa78582889b620efb@mail.gmail.com>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Cc: freebsd-net@freebsd.org
Subject: Re: asm multicast ping 6.3 vs 7.1
X-BeenThere: freebsd-net@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: Networking and TCP/IP with FreeBSD <freebsd-net.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/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: Thu, 20 Nov 2008 15:50:12 -0000

dikshie wrote:
> ...
> both boxes has same ipv4 subnet and same ipv6 link.
> 7.1 box has options MROUTING
> 6.3 box does not has options MROUTING
>   

Post ktrace output?
Can you try building MROUTING as a module instead, load it in and see if 
you have the same result?