TDMA link cannot pass data

batcilla itself batcilla at gmail.com
Thu Mar 11 19:32:56 UTC 2010


2010/2/11 Rui Paulo <rpaulo at freebsd.org>
>
> On 10/02/2010 22:24, batcilla itself wrote:
>>>>
>>>> On 3 Jan 2010, at 12:23, Kim Culhan wrote:
>>
>> [skip...]
>>
>>> This is odd. What happens without the bridge?
>>>
>>> --
>>> Rui Paulo
>>
>> I guess without the bridge ping going w/o any problem.
>>
>> I also tried couple of configs with wlan in different wlanmode, hostap etc:
>> it is precisely same as Kim wrote. In case of use routed connection it
>> work just fine.
>> In case of:
>> [host1]----(eth===bridge0===gif)----wlan0=====wirelesslink=====wlan0---(gif===bridge0===eth)----[host2]
>> it is works and host1 can ping host2.
>> in case of
>> [host1]----(eth===bridge0===wlan0)----====wirelesslink====-----(wlan0===bridge0===etc)---[host2]
>> broadcast packets including arp can go through bridge, other packets
>> miss after leaving wlan in direction of wirelesslink.
>>
>> I seen this on very recent 8-STABLE. (FreeBSD 8.0-STABLE #1: Thu Feb
>> 4 23:03:37 EET 2010)
>>
>> Can it be somehow linked with experimental bridging support for a mesh?
>> May be there is some sysctl need to be set in non-default value.
>>
>> I also repeat same test with 9-CURRENT ( FreeBSD 9.0-CURRENT #0: Thu
>> Feb  4 16:16:02 UTC 2010 ).
>>
>> This is really odd...
>
> I think this is more likely related to ARP and routing table issues. I asked the submitter to use p5-SVN-Bisect in order to find the revision that broke.


Is there any progress/revision found? I have a good test-place: 2
links outdoor with full control from ethernet side and on-my-table
setup also, so I can test almost instantly. Also have a pair of SR71a
(3x3 MIMO .11n) - also can test with TDMA or w/o it.
Just call.
--
//batcilla


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