PING web289.ahidc.cn (61.191.55.235) 56(84) bytes of data.
64 bytes from 61.191.55.235 (61.191.55.235): icmp_seq=1 ttl=50 time=263 ms
64 bytes from 61.191.55.235 (61.191.55.235): icmp_seq=2 ttl=50 time=263 ms
64 bytes from 61.191.55.235 (61.191.55.235): icmp_seq=3 ttl=50 time=263 ms

--- web289.ahidc.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 263.154/263.601/263.883/0.527 ms