linux-kernel - Re: [PATCH 2/2] [e1000 VLAN] Disable vlan hw accel when promiscuous mode

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Message-ID: <4738D70C.4060404@nortel.com>
Date:	Mon, 12 Nov 2007 16:43:24 -0600
From:	"Chris Friesen" <cfriesen@...tel.com>
To:	David Miller <davem@...emloft.net>
CC:	kaber@...sh.net, auke-jan.h.kok@...el.com, joonwpark81@...il.com,
	netdev@...r.kernel.org,
	djohnson+linux-kernel@...starentnetworks.com,
	linux-kernel@...r.kernel.org, e1000-devel@...ts.sourceforge.net
Subject: Re: [PATCH 2/2] [e1000 VLAN] Disable vlan hw accel when promiscuous
 mode

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.

Chris
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