On Wed, Oct 22, 2008 at 12:13 PM, funofnet Funofnet <[EMAIL PROTECTED]> wrote: ...
> I deduct that CTP uses control messages to setup the topology as well as to > choose parent for the first time period. > CTP uses data-estimation to control link (detecting rapidly :inconsistency > and dropped link quality). > But, it uses beacon-estimation to choose new parent. > Why I say that? > when an inconsistency is detected the trickle timer should increase its > frequency in order to generate a high rate control messages. > so, a node will get BLQ beacons rapidly and then compute based beacon eetx > value. > this value + parent cost will be the path cost. > What I would like to say is: decision is beacon-based (data do not > contribute in this decision). > > Frankly, what said is what I implicitly understood from your: Technical > Report SING-08-02 > Data transmissions also update the link quality estimate which can result in parent change. So, both control and data traffic contribute to the decision. - om_p _______________________________________________ Tinyos-help mailing list [email protected] https://www.millennium.berkeley.edu/cgi-bin/mailman/listinfo/tinyos-help
