[Tinyos-help] Re: Packet loss problem

[Vijayant Bhatnagar]

Hi Tao,
The problem was because of the collision of the packets. The problem has
been solved by using random timer as suggested by Philipp.

Thanks,
Vijayant

On Nov 27, 2007 11:24 AM, Tao Wu <lanlantao at gmail.com> wrote:

> Personally, I think you need to know what caused the packet loss
> first. it is that due to collision or MAC design?
>
> On Nov 26, 2007 6:57 PM, Vijayant Bhatnagar <vijayant.rutgers at gmail.com>
> wrote:
> > Hello,
> > Can anyone help us out please ? My intuition says that we need to
> implement
> > ARQ kind of implementation in order to broadcast packets reliably.
> >
> > Any comments ?
> >
> > Thanks,
> > Vijayant
> >
> >  On Nov 26, 2007 12:31 PM, Vijayant Bhatnagar <
> vijayant.rutgers at gmail.com>
> > wrote:
> > > Hi,
> > > We are trying to simulate broadcast environment. Initially we have set
> > > up 6 motes trying to send packet to "Master" Node. We have observed
> > > that not all 6 motes are able to send the packet. Is it because of
> > > backoff problem or some kind of fault with our implementation ? After
> > > going through the tutorials, I could realize that there is exponential
> > > backoff built in cc2420. In that case, do we need to implement ARQ
> > > kind of situation to recover from packet loss.
> > >
> > > Please help.
> > >
> > > Thanks,
> > > Vijayant
> > > Rutgers.
> > >
> >
> >
> > _______________________________________________
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> > Tinyos-help at Millennium.Berkeley.EDU
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> >
>
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