[Commotion-dev] Monitor-mode enabled on bcm4330 bcm4329 chips

Hans of Guardian hans at guardianproject.info
Fri Sep 21 15:46:07 UTC 2012


To use AHDEMO mode, wouldn't every single device on the mesh have to use it?  Could you have some using IBSS and others using AHDEMO at the same time?  AHDEMO sounds great, but such limitations of compatibility limit its usefulness to our goals for MeshTether, which is people easily setting up their own impromptu meshes.  AHDEMO mode sounds great for a backhaul mesh, but the Commotion project uses OpenWRT for that.

If you wanted to add AHDEMO support to MeshTether, I think we could incorporate it into the app.

.hc

On Sep 21, 2012, at 2:18 AM, Teco Boot wrote:
> 
> adhoc mode != AHDEMO.
> I used AHDEMO with madwifi, but I had to switch to IBSS when I switched to ath5k. For a mesh/manet, AHDEMO can have less problems because there are no 802.11 management frames. But it only works when wlan stack does support it, and needs configured BSSID and channel.
> I think AHDEMO drains the battery less fast as WiFi-Direct or IBSS, depending on the MANET protocol and timers. But no power saving mode.
> 
> Teco
> 
> Op 20 sep. 2012, om 17:05 heeft Hans-Christoph Steiner het volgende geschreven:
> 
>> 
>> Its definitely interesting!  It'll be great to have monitor mode on lots
>> of Android devices!  As for adhoc mode, that chipset already works fine,
>> I used the Nexus One as my main development phone for MeshTether.
>> 
>> .hc
>> 
>> On 09/20/2012 09:20 AM, Paul Fuxjaeger wrote:
>>> maybe that's interesting for you folks too:
>>> 
>>> http://bcmon.blogspot.co.il/2012/09/working-monitor-mode-on-nexus-one.html
>>> 
>>> It's not an elegant hack yet (breaks normal operation mode, turns off
>>> all filters, therefore power-consumption increases). But we consider
>>> this an important milestone towards much appreciated flexibility to
>>> experiment: extract cross-layer info, implement adhocdemo mode, ...
>>> 
>>> AFAIK around 80-90% of all smartphones and tablets sold in the last
>>> three years use this one.
>>> 
>>> 
>>> cheers
>>> paul
>>> 
>>> _______________________________________________
>>> Commotion-dev mailing list
>>> Commotion-dev at lists.chambana.net
>>> http://lists.chambana.net/mailman/listinfo/commotion-dev
>>> 
>> 
>> _______________________________________________
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>> Commotion-dev at lists.chambana.net
>> http://lists.chambana.net/mailman/listinfo/commotion-dev
>> 
> 




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