PING umks.cba.pl (95.211.144.68) 56(84) bytes of data.
64 bytes from mail.j.pl (95.211.144.68): icmp_seq=1 ttl=59 time=5.10 ms
64 bytes from mail.j.pl (95.211.144.68): icmp_seq=2 ttl=59 time=4.32 ms
64 bytes from mail.j.pl (95.211.144.68): icmp_seq=3 ttl=59 time=4.27 ms

--- umks.cba.pl ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 4.270/4.568/5.108/0.386 ms