[Battlemesh] Broadcast lost because of hidden station

[Gui Iribarren]

On 08/05/14 15:01, Gui Iribarren wrote:
> On 08/05/14 13:08, Ben West wrote:
>> I'm curious if a recent changeset to OpenWRT trunk with Henning's name
>> on it is relevant this to thread about unreliable multicasts:
>> https://dev.openwrt.org/changeset/40696/trunk
> 
> to me it looks like this addresses a simple "cosmetic" annoyance, where
> if there's no unicast traffic from a particular station, "iw station
> dump" will report a RX bitrate equal to that station multicast bitrate
> (normally low, say 6 mbit)
> 
> with this patch, i imagine the "rx bitrate" field will always reflect
> the last unicast packet received from that station, not taking into
> account multicasts seen afterwards.

bah, nevermind, sorry for the noise

> 
>>
>> If so, has it yielded a noticeable improvement?
>>
>> On Tue, Apr 29, 2014 at 1:45 AM, Henning Rogge <hrogge at gmail.com
>> <mailto:hrogge at gmail.com>> wrote:
>>
>>     Hi,
>>
>>     RTS/CTS is a good explanation... I remember seeing RTS packets, maybe
>>     the CTS wasn't visible in my trace because it was produced by the
>>     local station.
>>
>>     Still its an annoying problem... routing agent drops route because of
>>     no multicasts but in theory unicast still works.
>>
>>     Henning
>>
>>     On Sat, Apr 26, 2014 at 2:56 PM, Paul Fuxjaeger <fuxjaeger at ftw.at
>>     <mailto:fuxjaeger at ftw.at>> wrote:
>>     > On 26.04.14 12:07, Henning Rogge wrote:
>>     >> but I would expect that at least "one in five" broadcasts would make
>>     >> it through, because unicasts get up to 4 retransmissions.
>>     >
>>     > retransmission are sent in "fast" succession, maybe that helps to get
>>     > them received easier or maybe RTS/CTS is enabled?
>>     >
>>     > But if you don't see those non-retried frames EVER (multicast FER=1
>>     > while unicast FER<<1 while using the same channel code) this
>>     sounds like
>>     > the problem is located somewhere "higher".
>>     >
>>     >
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>>
>>
>> -- 
>> Ben West
>> http://gowasabi.net
>> ben at gowasabi.net <mailto:ben at gowasabi.net>
>> 314-246-9434
>>
>>
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