ns-route.tcl?

[Hajer Tounsi <Hajer.Tounsi@ensi.rnu.tn>]

Hi,

could some one explain what does this loop in the procedure:
Simulator instproc compute-flat-routes {}
{ while {$i < $n} {
  if ! [info exists Node_($i) {
      incr i
      continue
    }
..........

}

thanks

hajer