PING shaotan.szycw.com (129.211.31.97) 56(84) bytes of data.
64 bytes from 129.211.31.97 (129.211.31.97): icmp_seq=1 ttl=52 time=257 ms
64 bytes from 129.211.31.97 (129.211.31.97): icmp_seq=2 ttl=52 time=255 ms
64 bytes from 129.211.31.97 (129.211.31.97): icmp_seq=3 ttl=52 time=255 ms

--- shaotan.szycw.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1998ms
rtt min/avg/max/mdev = 255.186/255.861/257.120/1.065 ms