[Tinyos-help] Forwarding messages on TOSSIM

wasif masood rwmasood at gmail.com
Wed Nov 10 14:01:54 PST 2010


ah, I thought you also need to mark the forwarded path. normally its changed
by MAC and I am not sure how far you can access MAC layer in TOSSIM.



On Wed, Nov 10, 2010 at 10:50 PM, Pedro Nunes <pmrnunes at gmail.com> wrote:

> But the purpose here is to get a message A from node 1 to node 10, so that
> node 10 can see that A.src = 1 (i.e., all other nodes would just receive the
> message and forward it). Is this feasible?
>
> Regards,
> Pedro Nunes
>
>
> On Wed, Nov 10, 2010 at 9:44 PM, wasif masood <rwmasood at gmail.com> wrote:
>
>>
>>
>> but in case of chain forwarding, it has to overite the src and dest fields
>> at each node. This is always done like i mentioned
>>
>>
>> On Wed, Nov 10, 2010 at 9:04 PM, Pedro Nunes <pmrnunes at gmail.com> wrote:
>>
>>> Hi.
>>>
>>> Thank you for your fast reply, but that way I will be adding 1 byte of
>>> redundant information. I thought there would be some mechanism that would
>>> allow me to send a message exactly as I received it. Is there any?
>>>
>>> Regards,
>>> Pedro Nunes
>>>
>>> On Wed, Nov 10, 2010 at 7:37 PM, wasif masood <rwmasood at gmail.com>wrote:
>>>
>>>>
>>>> its the usual way how things should work. For your particular case,
>>>> define a custom Forward msg with control and data fields and within the
>>>> control field declare a field as origin and populate it by the time of
>>>> initail send out.
>>>>
>>>> On Wed, Nov 10, 2010 at 8:05 PM, Pedro Nunes <pmrnunes at gmail.com>wrote:
>>>>
>>>>> Hello all.
>>>>>
>>>>> Does anyone know how to forward messages on TOSSIM? I was trying to
>>>>> achieve this by using Snoop interface and then call AMSend.send again, but
>>>>> this will overwrite existing headers (i.e. source address), and therefore
>>>>> when a third node receives it, it can't tell where the message came from
>>>>> initially.
>>>>>
>>>>> Regards,
>>>>> Pedro Nunes
>>>>>
>>>>> _______________________________________________
>>>>> Tinyos-help mailing list
>>>>> Tinyos-help at millennium.berkeley.edu
>>>>>
>>>>> https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
>>>>>
>>>>
>>>>
>>>>
>>>> --
>>>> Wasif Masood
>>>>
>>>>
>>>
>>
>>
>> --
>> Wasif Masood
>>
>>
>


-- 
Wasif Masood
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