Please see inline below: Amin Hosseini wrote: > > Hi Dear all, > > In a wireless scenario for checking bandwidth in QoS, > I need to add some field to CBR packet header > and when every packet reach to nodes doing some process on it . > would you please help me about: > > 1- how can I follow CBR packets? > 2- where can I find CBR packet structure for changing? packet.h is a good start for that. You also might want to look into the hdr_cmn and hdr_ip structures. And then there is chapter 12 in the ns2 manual: Packet Headers and Formats
> 3- how can I read packet and doing some process in a node? That would be done by an Agent (as far as I understood it): chapter 10 in the manual. > 4- do you have a sample code for it? Chapter 10.6: Creating a new Agent (in the manual) > Please advise me about my problem, and I will be thank you for your help. > > Best Regards > Amin Good luck, Claus PS: please also have a look at the ns2 wiki (http://nsnam.isi.edu/nsnam/index.php/Main_Page) and update it if you find something that might be helpfull to others. > > > > > --------------------------------- > Get easy, one-click access to your favorites. Make Yahoo! your homepage. -- Claus Christmann Graduate Research Assistant Georgia Institute of Technology 270 Ferst Drive Atlanta, GA 30332-0150 http://uav.ae.gatech.edu
