Date: Mon, 12 Nov 2007 14:57:16 -0800 (PST)
Message-Id: <20071112.145716.06352378.davem@davemloft.net>
To: cfriesen@nortel.com
Cc: kaber@trash.net, auke-jan.h.kok@intel.com, joonwpark81@gmail.com,
       netdev@vger.kernel.org, djohnson+linux-kernel@sw.starentnetworks.com,
       linux-kernel@vger.kernel.org, e1000-devel@lists.sourceforge.net
Subject: Re: [PATCH 2/2] [e1000 VLAN] Disable vlan hw accel when
 promiscuous mode
From: David Miller <davem@davemloft.net>
In-Reply-To: <4738D70C.4060404@nortel.com>
References: <47388B9F.7050308@trash.net>
	<20071112.143342.10809862.davem@davemloft.net>
	<4738D70C.4060404@nortel.com>
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From: "Chris Friesen" <cfriesen@nortel.com>
Date: Mon, 12 Nov 2007 16:43:24 -0600

> David Miller wrote:
> 
> > When you select VLAN, you by definition are asking for non-VLAN
> > traffic to be elided.  It is like plugging the ethernet cable
> > into one switch or another.
> 
> For max functionality it seems like the raw eth device should show 
> everything on the wire in promiscuous mode.
> 
> If we want to sniff only the traffic for a specific vlan, we can sniff 
> the vlan device.

VLAN settings are a filter of sorts, much like plugging into
one switch or another filters traffic physically.

If you don't want that filter, turn the VLAN settings off.
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