C:\Perl>ping_sweep2.pl SN02GEY10a : 172.24.175.53 SN02GEZ10a : 172.24.166.15 SN02GFC09a : 172.24.184.43 SN02GEY09a : 172.24.184.21 SN02GEZ09a : 172.24.175.10 SN02GEY05a : 172.24.166.48 SN02GEY06a : 172.24.175.43 SN02GEY07a : 172.24.184.12 SN02GEY08a : 172.24.166.13 SN02GEZ05a : 172.24.175.55 SN02GEZ06a : 172.24.184.46 172.24.175.53=1 172.24.166.15=1 172.24.184.43=1 172.24.175.10=1 172.24.184.21=1 172.24.166.48=1 172.24.175.43=1 Thread 4 processed , missed 172.24.184.12=1 172.24.175.55=1 172.24.166.13=1 172.24.184.46=1 Thread 1 processed 3, missed Thread 2 processed 3, missed Thread 0 processed 3, missed Thread 3 processed 2, missed Thread 5 processed , missed Thread 6 processed , missed Thread 7 processed , missed Thread 8 processed , missed Thread 9 processed , missed Thread 10 processed , missed Thread 11 processed , missed Thread 12 processed , missed Thread 13 processed , missed Thread 14 processed , missed Thread 15 processed , missed Thread 16 processed , missed Thread 17 processed , missed Thread 18 processed , missed Thread 19 processed , missed