ping 192.168.178.21
PING 192.168.178.21 (192.168.178.21) 56(84) bytes of data.
64 bytes from 192.168.178.21: icmp_seq=1 ttl=64 time=1.71 ms
64 bytes from 192.168.178.21: icmp_seq=2 ttl=64 time=0.754 ms
64 bytes from 192.168.178.21: icmp_seq=3 ttl=64 time=0.878 ms
64 bytes from 192.168.178.21: icmp_seq=4 ttl=64 time=0.743 ms
64 bytes from 192.168.178.21: icmp_seq=5 ttl=64 time=0.796 ms
64 bytes from 192.168.178.21: icmp_seq=6 ttl=64 time=0.771 ms
^C
--- 192.168.178.21 ping statistics ---
6 packets transmitted, 6 received, 0% packet loss, time 5000ms
rtt min/avg/max/mdev = 0.743/0.943/1.718/0.350 ms