[Olsr-dev] [PATCH v1 0/3] Use bandwidth during gateway selection

Daniel Nitzpon (spam-protected)
Fri Jul 27 13:59:40 CEST 2012


Hi!

Am 27.07.2012 13:21, schrieb Teco Boot:
> I also want to see comments. Maybe also:
>   - not interest in SmartGW at all
>   - interested, but not tried yet

>
> Op 27 jul. 2012, om 12:50 heeft Henning Rogge het volgende geschreven:
>
>> I would like to hear some comments about this from someone who has USED the SmartGW system.

Haven't used it yet, sorry..
But still a comment:

>> On 07/26/2012 04:23 PM, Ferry Huberts wrote:
>>> - We calculate a new path cost of
>>>
>>>      new_path_cost = (1 / (uplink + downlink)) + (tc_path_cost / 4)
>>>
>>>    (uplink and downlink in Mbps)
>>>    (the 1 and 4 are weighing factors and we can make then configurable)

Freifunk experience here tells that in shared gateways via ADSL the 
uplink is usually a much more limiting factor than the downlink. So I 
would propose something along the lines of

new_path_cost = (1 / 2*(min (uplink*4, downlink))) + (tc_path_cost / 4)

(without having a real opinion on the weighting factors, just introduced 
1/2 to preserve the magnitude of the original suggestion)

Daniel




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