PING sg.ac.th (203.151.157.81) 56(84) bytes of data.
64 bytes from inet15781.lnwhostname.com (203.151.157.81): icmp_seq=1 ttl=58 time=191 ms
64 bytes from inet15781.lnwhostname.com (203.151.157.81): icmp_seq=2 ttl=58 time=191 ms
64 bytes from inet15781.lnwhostname.com (203.151.157.81): icmp_seq=3 ttl=58 time=191 ms

--- sg.ac.th ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 191.571/191.639/191.718/0.060 ms