PING www.xianfulai.com (121.40.238.179) 56(84) bytes of data.
64 bytes from 121.40.238.179 (121.40.238.179): icmp_seq=1 ttl=48 time=253 ms
64 bytes from 121.40.238.179 (121.40.238.179): icmp_seq=2 ttl=48 time=253 ms
64 bytes from 121.40.238.179 (121.40.238.179): icmp_seq=3 ttl=48 time=244 ms

--- www.xianfulai.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 244.464/250.472/253.750/4.254 ms