PING www.ad.ntust.edu.tw (140.118.29.2) 56(84) bytes of data.
64 bytes from www.ad.ntust.edu.tw (140.118.29.2): icmp_seq=1 ttl=54 time=212 ms
64 bytes from www.ad.ntust.edu.tw (140.118.29.2): icmp_seq=2 ttl=54 time=211 ms
64 bytes from www.ad.ntust.edu.tw (140.118.29.2): icmp_seq=3 ttl=54 time=211 ms

--- www.ad.ntust.edu.tw ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 211.725/211.955/212.368/0.292 ms