[WLANware] hello and basic question about multi hop bandwidth loss

[Randall]

thanks for the reply,


as you suggest would be even better ;)

On 04/26/2012 03:13 PM, ZioPRoTo (Saverio Proto) wrote:
> Hello,
>
> yes if you have something like this
>
> Cable      -----------
> Wireless ::::::::::::::::::
>
> Node -----------Node :::::::::::::::::: Node
> -----------Node:::::::::::::::::: Node
>
> then you have no bandwith loss
>
> of course the antennas connected with cable must be in the same roof ;)
>
> Saverio
>
>
> 2012/4/26 Randall<randall at songshu.org>:
>> dear all,
>>
>> first of all apologies for addressing this list in English since my writing
>> skills in German are not good enough, reading is no problem though so any
>> reply is much appreciated
>>
>>
>> i'm trying to set up a new network based on the freifunk firmware in
>> rotterdam, the netherlands and at the moment researching the options and
>> possibilities.
>>
>> i have a lot of questions ;) but will start with one.
>>
>> as to my understanding the bandwidth drops to 10% after several hops, does
>> this also apply if you connect them with an ethernet cable?
>>
>> lets say you have a single street, where 0 is a freifunk node and +0 is a
>> freifunk node with internet access.
>>
>> what i think usually will happen is as follows:
>>
>> +0      0      0      0
>> 100% 70% 40% 10%
>>
>>
>> but..... my thought/question, can you prevent the bandwith loss if you
>> connect the nodes as follows with a cable
>>
>>
>> +0-----0------0-------0
>> 100% 100% 100% 100%
>>
>>
>> this eventually would create a backbone that is not troubled by the wireless
>> overhead that other nodes not connected by cable could connect to as well
>>
>>   0         0        0      0
>> 70%     70%   70% 70%
>>
>> +0-----0------0-------0
>> 100% 100% 100% 100%
>>
>>   0         0        0      0
>> 70%     70%   70% 70%
>>
>>
>> thanks for your time,
>>
>> Randall
>>
>>
>>
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