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Date: Wed, 09 Oct 2013 17:42:14 -0700
From: Peter Grehan <grehan@freebsd.org>
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To: Craig Rodrigues <rodrigc@FreeBSD.org>
Subject: Re: Using wlan0 device over tap0 device with BHyve?
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Hi Craig,

> In this case, I am not connected to the lan nic.  From you look
> at the ifconfig output from my previous posting,
> you will see that my bridge0 interface only has two members:
>
> tap0
> wlan0

  APs generally only allow a single MAC per client, so any packets with 
a source address other than wlan0's will be dropped.

  There are esoteric ways around this e.g.

 
http://wireless.kernel.org/en/users/Documentation/iw#Using_4-address_for_AP_and_client_mode

later,

Peter.