On 07/13/2012 10:27 AM, [email protected] wrote:
> Dear Christian,
> 
> I'm using TelosB. And is incredible the values obtains when only works 
> with Blip 2.0 + TinyRPL:
> 
> 
> Number. of Hops (each one/ 50 m)--> 1     --> 2      --> 3
> Latency (ms)                    --> 70.38 --> 110.29 --> 178.44
> PRR (%)                         --> 99.52 --> 99.54  -->  98.44
> 
> 
> But when the LPL is active this performance decreases to:
> 
> Number. of Hops (each one/ 50 m)--> 1      --> 2      --> 3
> Latency (ms)                    --> 132.34 --> 269.47 --> 373.58
> PRR (%)                         --> 75     --> 54     -->  39
> 
> 
> Have you advise me how to improve this?
> 

Hi,

Latency seems to be ok. Packet Loss is a bit high, did you tweak the CCA
check time ? The std. values are not optimal on most platforms for
bigger packets. What LPL sleep time did you use ?


-- 
Karlsruher Institut für Technologie (KIT) - Institut für Telematik

Christian Haas
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Großforschungszentrum in der Helmholtz-Gemeinschaft


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