[ns] WPAN DEMO CODE for non beacon mode

hello,
I am pursuing my last semester in computer science engineering in VIT
Universsity India.
My final year project Title is Increasing effeciency of WPAN Network.
I want a demo program which use the non beacon mode ,,,,,for beacon mode
demo programs are already available in NS2,,,,,

If someone can help me please reply to this mail,,,,,I will be very
grateful to you,,,,,,,,,,As this is my final year project,as per university
rules i cant change my project title or else they wiil fail me,,,,,so
please pls pls pls help me out :(

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Warm regards,
Parag Taneja
BTECH-CSE
Vellore institute of technology
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+919790216706