PING nero.com.vn (118.69.80.21) 56(84) bytes of data.
64 bytes from 118.69.80.21 (118.69.80.21): icmp_seq=1 ttl=57 time=251 ms
64 bytes from 118.69.80.21 (118.69.80.21): icmp_seq=2 ttl=57 time=251 ms
64 bytes from 118.69.80.21 (118.69.80.21): icmp_seq=3 ttl=57 time=251 ms

--- nero.com.vn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 3218ms
rtt min/avg/max/mdev = 251.311/251.410/251.519/0.085 ms