Subject: Re: qemu, bridge and wireless
To: Quentin Garnier <>
From: Greg Troxel <>
List: pkgsrc-users
Date: 09/22/2007 09:42:56
Quentin Garnier <> writes:

> On Sat, Sep 22, 2007 at 08:57:20AM -0400, Greg Troxel wrote:
>> Quentin Garnier <> writes:
>> > You can't bridge a wpi.  I don't think you can bridge with any of
>> > NetBSD's wireless drivers:  not only you need a card that supports
>> > having as many associations to the AP as required, but of course you
>> > need the software support.
>> I had never thought of that, but I see your point.  Thoughts arising:
>> 1) If it doesn't work brconfig should fail.
> Well, it works if the interface is in AP mode...  Maybe add an ethercap
> flag?

Maybe for now the best thing is just update bridge(4) and maybe
brconfig(8) to note the issues.   bridge(4) says it works on 802.11.

>> 2) I wonder if another encapsulation would enable this to work.  My
>> 802.11 spec memory is very fuzzy at this point, but I recall a way to
>> carry 802.3 frames in 802.11, rather than the encapsulation that puts
>> only the data and puts the 802.3 addresses in the 802.11 header.
> But would you expect the AP to support that?

I don't know - it probably depends on what the WiFi specs say.
My comments were mostly intended as what-if fodder....