On 17/07/2018 17:02, Ben Greear wrote:
> On 07/17/2018 12:57 AM, Nicolas Cavallari wrote:
>> In IBSS mode, all stations are required to send beacons. The protocol
>> is a bit
>> complex to arrange that, every 102.4ms, a station is chosen to emit
>> the beacon.
> 
> I'm not sure this part is correct.  In practice, it seems to often
> happen this way,
> but last time I read the spec on this it seems like it is supposed to
> sort of negotiate
> and not have all ibss stations beaconning.

Well, in 802.11-2016, section 11.1.3.5 is clear: "All members of the
IBSS participate in beacon generation."

On each TBTT, each station must wait for a random delay before
transmitting, and the first one to transmit wins.

In theory...

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