From owner-freebsd-net@FreeBSD.ORG  Wed Mar  9 19:22:16 2005
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Date: Wed, 9 Mar 2005 11:22:10 -0800 (PST)
From: Charlie Schluting <charlie@schluting.com>
To: net@freebsd.org
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Subject: tcpdump/bpf and seeing .1q tags
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Hi,

So with tcpdump -e it somehow magically sees vlan tags.. even if 
hardware stripping of the tags is enabled. How?

More importantly, I'm trying to figure out if a bpf read will see them 
as well. Any insight on this?

TIA

-Charlie