PING www.quitsmoking.cn (156.240.16.84) 56(84) bytes of data.
64 bytes from 156.240.16.84 (156.240.16.84): icmp_seq=1 ttl=122 time=198 ms
64 bytes from 156.240.16.84 (156.240.16.84): icmp_seq=2 ttl=122 time=197 ms
64 bytes from 156.240.16.84 (156.240.16.84): icmp_seq=3 ttl=122 time=198 ms

--- www.quitsmoking.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 197.954/198.128/198.412/0.552 ms