ping -c 2 192.168.1.21 
ping -c 2 192.168.1.28 
ping -c 2 192.168.1.45 
ping -c 2 192.168.1.18 
ping -c 2 192.168.1.23 
ping -c 2 192.168.1.20 
ping -c 2 192.168.1.53 
ping -c 2 192.168.1.17 
ping -c 2 192.168.1.37 
ping -c 2 192.168.1.11 
ping -c 2 192.168.1.59 
ping -c 2 192.168.1.54 
ping -c 2 192.168.1.7 
ping -c 2 192.168.1.40 
ping -c 2 192.168.1.33 
ping -c 2 192.168.1.4 
ping -c 2 192.168.1.36 
ping -c 2 192.168.1.41 
ping -c 2 192.168.1.30 
ping -c 2 192.168.1.35 
ping -c 2 192.168.1.61 
ping -c 2 192.168.1.52 
ping -c 2 192.168.1.51 
ping -c 2 192.168.1.60 
ping -c 2 192.168.1.62 
ping -c 2 192.168.1.55 
ping -c 2 192.168.1.16 
ping -c 2 192.168.1.39 
ping -c 2 192.168.1.5 
ping -c 2 192.168.1.13 
ping -c 2 192.168.1.14 
ping -c 2 192.168.1.42 
ping -c 2 192.168.1.3 
ping -c 2 192.168.1.57 
ping -c 2 192.168.1.56 
ping -c 2 192.168.1.9 
ping -c 2 192.168.1.19 
ping -c 2 192.168.1.12 
ping -c 2 192.168.1.49 
ping -c 2 192.168.1.34 
ping -c 2 192.168.1.8 
ping -c 2 192.168.1.48 
ping -c 2 192.168.1.15 
ping -c 2 192.168.1.44 
ping -c 2 192.168.1.43 
ping -c 2 192.168.1.58 
ping -c 2 192.168.1.25 
ping -c 2 192.168.1.29 
ping -c 2 192.168.1.31 
ping -c 2 192.168.1.6 
ping -c 2 192.168.1.46 
ping -c 2 192.168.1.22 
ping -c 2 192.168.1.10 
ping -c 2 192.168.1.24 
ping -c 2 192.168.1.38 
ping -c 2 192.168.1.32 
