This video link will show the steps in detail:

https://www.youtube.com/watch?v=_EtcGdQ_wQM

Dear Reema Ahmad,

Thank you so much. I watched the video. That was a very simple network. I need to simulate a more complex network as well as more analysis and results. 

I am trying to do this. 

OK,,,

I saw this paper about this , you can see it, it may help you:

Dear Reema Ahmed,

Thank you so much. 

Hi All, Please provide me the link for downloading opnet simulator. I want to simulate Zigbee network. Actually I had downloaded riverbed Modeler 17.5 a  Academic version.  But now its showing a msg "software has expired, u can check for other version." .Please help me.. 

https://thesai.org/Downloads/Volume5No12/Paper_20-Zigbee_Routing_Opnet_Simulation_for_a_Wireless_Sensors_Network.pdf

hi,

how to generate video/image traffic for ZigBee in Riverbed.