PING www.ufast.cn (47.100.42.95) 56(84) bytes of data.
64 bytes from 47.100.42.95 (47.100.42.95): icmp_seq=1 ttl=116 time=218 ms
64 bytes from 47.100.42.95 (47.100.42.95): icmp_seq=2 ttl=116 time=218 ms
64 bytes from 47.100.42.95 (47.100.42.95): icmp_seq=3 ttl=116 time=217 ms

--- www.ufast.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 217.966/218.152/218.386/0.174 ms