[Make-wifi-fast] Fwd: [Battlemesh] BSS load element patch
michawe at ifi.uio.no
Fri Aug 7 06:55:04 EDT 2015
I find this intriguing:
> On 07 Aug 2015, at 12:09, Dave Taht <dave.taht at gmail.com> wrote:
> ---------- Forwarded message ----------
> From: Paul Fuxjaeger <fuxjaeger at ftw.at>
> Date: Fri, Aug 7, 2015 at 11:28 AM
> Subject: Re: [Battlemesh] BSS load element patch
> To: Battle of the Mesh Mailing List <battlemesh at ml.ninux.org>
> On 05.08.15 14:57, Bastian Bittorf wrote:
>> Does e.g. a client gets informed about a congested network
> It allows nearby clients/nodes to make MUCH better decisions. 
Does anybody have information about how this is being used? Any examples?
>> or in other words: does it solve a problem?
> Essentially, very small local channel utilization measurement reports
> are broadcasted to all direct neighbors by piggybacking them onto
> IEEE802.11 beacons. 
> 1) Maintainers could better distinguish causes of link problems 
> 2) Our current algorithms for rate control, routing and
> network-selection could make better decisions if they have access this
> "remote channel load" statistic.
> So, we think this feature could be really helpful. It increases the
> networks capability to self-regulate, for a small price. 
> PS: Arthur did all the hard work, I'm just doing the cheap talking.
>  that is probably the reason for recent AP models in the enterprise
> segment already broadcasting it.
>  channel utilization measured at the receive antenna port of the
> device that is sending that beacon.
>  if LTE-U/LAA/muLTEfire becomes widespread :( we need a way to detect
> that such a nearby non-IEEE80211 source is blocking the channel.
>  Currently, OpenWRT sends around 200bytes PSDUs per beacon (depending
> on mode etc). Assuming a 100ms beacon interval and 1Mbit/s, adding
> these 7 bytes to them would increase the channel utilization each
> beaconing node is generating by less than 0.06% of total airtime.
> Battlemesh mailing list
> Battlemesh at ml.ninux.org
> Dave Täht
> worldwide bufferbloat report:
> What will it take to vastly improve wifi for everyone?
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