PING www.cs21.net (64.190.63.222) 56(84) bytes of data.
64 bytes from 64.190.63.222 (64.190.63.222): icmp_seq=1 ttl=57 time=22.2 ms
64 bytes from 64.190.63.222 (64.190.63.222): icmp_seq=2 ttl=57 time=19.1 ms
64 bytes from 64.190.63.222 (64.190.63.222): icmp_seq=3 ttl=57 time=19.0 ms

--- www.cs21.net ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 19.084/20.167/22.260/1.484 ms