PING ftu.edu.vn (210.86.226.170) 56(84) bytes of data.
64 bytes from ci226-170.netnam.vn (210.86.226.170): icmp_seq=1 ttl=121 time=218 ms
64 bytes from ci226-170.netnam.vn (210.86.226.170): icmp_seq=2 ttl=121 time=216 ms
64 bytes from ci226-170.netnam.vn (210.86.226.170): icmp_seq=3 ttl=121 time=225 ms

--- ftu.edu.vn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 216.690/220.150/225.709/4.006 ms