[Olsr-users] Multi-card MESH

Derek C (spam-protected)
Thu Jul 31 12:53:11 CEST 2008


Hi Aaron,

You've just answered my last post too I think!

Do you keep your city ring on lots of individual point-to-point 5Ghz
channels and then, separately, your MESH nodes all on the one radio
channel?

thanks,

Derek

On Thu, July 31, 2008 11:45 am, aaron wrote:
> Derek C wrote:
>
>> Hi Aaron,
>>
>>
>>
>>> ad wifi links: One very *serious* issue that you have to be very
>>> careful about in my experience is: you have to control the amount of
>>> free airspace that is available for wifi packets. Otherwise you get to
>>> many collisions in the air. And then your throughput drops
>>> dramatically.
>>>
>>
>> This and multi-hop bandwidth repeating is why I want to try to get a
>> multi-card 5Ghz backhaul MESH working with a set of available channels
>> and then deliver to the users over a single 2.4Ghz channel - if I can
>> get it right of course :)
>>
>>
>
> jup!
>
> At funkfeuer.at (the "freifunk" network in Austria) we also employ a
> 5GHz backbone ring around the city in order to simply transport the
> available bandwidth to the mesh users. Works fine! You are probably on the
> right track here. Especially since we have 19 channels in the 5GHz range.
>
>
> :)
>
>
>
>


-- 
--
Derek C
In Ireland





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