PING caodangvietmy.edu.vn (45.252.250.14) 56(84) bytes of data.
64 bytes from 45.252.250.14 (45.252.250.14): icmp_seq=1 ttl=60 time=183 ms
64 bytes from 45.252.250.14 (45.252.250.14): icmp_seq=2 ttl=60 time=183 ms
64 bytes from 45.252.250.14 (45.252.250.14): icmp_seq=3 ttl=60 time=183 ms

--- caodangvietmy.edu.vn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 183.646/183.768/183.970/0.378 ms