[Tinyos-help] Broadcast Packet Loss

Faisal Aslam aslam at informatik.uni-freiburg.de
Thu Jul 16 14:47:46 PDT 2009


Hi,

I really need some kind of mechanism to reduce the Packet loss in our
application. I am mainly using mica2 motes.

I have tried PacketAcknowledgments interface however the receiver never
send any ACK. I believe that broadcast messages does not generate ACK and
ACK are only for unicast messages?? Or there is some mechanism to enable
ACK that I am missing. I am sure I had used
PacketAcknowledgments.requestAck(..) at the sender. What I missed?

I have also looked at PacketLink interface. I believe it is only
implemented for CC2420 and have no implementation for CC1000 radio of
mica2.

Any other ideas how can I reduce (or may be end) upto 20% packet loss I am
encountering while using mica2.

best regards,
Faisal




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