[ns] RE :some questions

[hisuka abonaser]

Hi all ,I hve some quastion ,I would be grateful if anyone would answer  any of them :1)  I've used a cbr traffic with wpan examples -that comes with the allinone package written by Zheng& lee -and I've set the packet size 100 but at execution the packet size seem to be changing and after processing trace file I got that packet size range from 21 to  97  with average 47 ,why does this happens...2)I tried to use new trace but it gave an error why is that -I'm working on  ns-2.323)can any one till what version of ns2 that execute zigbee routing ,in ns-2.32 it doesn't workthat for now..hope to hear from anyone or anything... 
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