PING ip-a13372106813.wjw.cn (115.239.209.78) 56(84) bytes of data.
64 bytes from 115.239.209.78 (115.239.209.78): icmp_seq=1 ttl=115 time=272 ms
64 bytes from 115.239.209.78 (115.239.209.78): icmp_seq=2 ttl=115 time=270 ms
64 bytes from 115.239.209.78 (115.239.209.78): icmp_seq=3 ttl=115 time=270 ms

--- ip-a13372106813.wjw.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 270.593/271.321/272.706/0.979 ms