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From: Chris Wright <chrisw@osdl.org>
To: FoObArf00@netscape.net
Cc: linux-kernel@vger.kernel.org
Subject: Re: IGMP packets?
Date: Wed, 8 Dec 2004 10:05:57 -0800	[thread overview]
Message-ID: <20041208100556.F469@build.pdx.osdl.net> (raw)
In-Reply-To: <123E01F1.3018C387.023DF18B@netscape.net>; from FoObArf00@netscape.net on Mon, Dec 06, 2004 at 07:29:18PM -0500

* FoObArf00@netscape.net (FoObArf00@netscape.net) wrote:
> I have been trying to analyze igmp packets (queries, reports) with
> ttl of 1 ,of course, in the kernel and ran into a weird situation.
> Only when an interface is in promiscuous mode (i.e. tcpdump), the igmp
> packets get to ip_rcv on ip_input.c.  I was wondering if someone can
> point in the right direction on how/where to get the these packets when
> not doing a tcpdump.  Thanks

Could you be more specific?  Which machines are involved (e.g. IIRC the
igmp report is not looped back locally).  What do you mean by analyze in
the kernel?

thanks,
-chris

  reply	other threads:[~2004-12-08 18:10 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2004-12-07  0:29 FoObArf00
2004-12-08 18:05 ` Chris Wright [this message]
2004-12-08 20:58 FoObArf00
2004-12-08 21:33 ` Chris Wright

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