PING www.vcn.vn (103.74.121.5) 56(84) bytes of data.
64 bytes from sv121005.bkns.vn (103.74.121.5): icmp_seq=1 ttl=58 time=220 ms
64 bytes from sv121005.bkns.vn (103.74.121.5): icmp_seq=2 ttl=58 time=219 ms
64 bytes from sv121005.bkns.vn (103.74.121.5): icmp_seq=3 ttl=58 time=219 ms

--- www.vcn.vn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 219.626/220.109/220.915/0.689 ms