Hi, It is the common header for NS2 packets. I would suggest that you read the ns2 manual or look here :
http://nile.wpi.edu/NS/ for this type of questions. Best, Behnaz On Nov 5, 2012, at 1:39 PM, shiny <shiny....@gmail.com> wrote: > > hi frndz, > what is the meaning of HDR_CMN? where this member function was defined in > ns2. > > -- > With Regards, > John Shiny.J