PING slonice.pb.cz (109.72.0.10) 56(84) bytes of data.
64 bytes from alfa.web.pb.cz (109.72.0.10): icmp_seq=1 ttl=57 time=21.4 ms
64 bytes from alfa.web.pb.cz (109.72.0.10): icmp_seq=2 ttl=57 time=18.3 ms
64 bytes from alfa.web.pb.cz (109.72.0.10): icmp_seq=3 ttl=57 time=18.4 ms

--- slonice.pb.cz ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 18.353/19.434/21.473/1.451 ms