#include <time.h>

  clock_t tStart; 
  clock_t tStop; 
  tStart=clock();
  for(i=0;i<numberofTests;i++) e->ping();
  tStop=clock();
  cout << " Elapsed for ping " << (tStop-tStart)/1000 << " msecs "; 
  cout << " from "<< tStart << " to " << tStop << endl;

