Date: Wed, 19 Oct 2011 10:36:36 -0400 From: Ryan Stone <rysto32@gmail.com> To: Rozhuk.IM@gmail.com Cc: freebsd-net <freebsd-net@freebsd.org> Subject: Re: ether_demux does not handle frames with embedded vlan tags Message-ID: <CAFMmRNxoJafz9kz66sQXVYcsvd-tr8wqkh_-BbfhHD8RqRygKA@mail.gmail.com> In-Reply-To: <4e9e6ba6.c972cd0a.3d45.ffffd504@mx.google.com> References: <CAFMmRNz2Gqmk7wmiA83eQZfR9Rkcro9seD5ORYRHxKhZV%2BaR9Q@mail.gmail.com> <4e9e0de3.4364cc0a.38b5.ffffc94f@mx.google.com> <CAFMmRNxMPh9SOwXHR8uWqNMR=ns5HfFzb2OiB=wC2Kn%2B61PKbQ@mail.gmail.com> <4e9e6ba6.c972cd0a.3d45.ffffd504@mx.google.com>
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2011/10/19 <rozhuk.im@gmail.com>: > This may be a wrong configuration or QinQ: packet may have M_VLAN tag is > set and still vlan-tagged (ether_type = VLAN) It is not QinQ in my case. The interface that the upper hook exports is that you send it a valid ethernet frame and it passes that frame up the stack. A vlan-tagged frame is a valid frame so I don't see why it should not be handled correctly.
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