PING ip-s.vforce.cn (59.110.30.147) 56(84) bytes of data.
64 bytes from 59.110.30.147 (59.110.30.147): icmp_seq=1 ttl=51 time=284 ms
64 bytes from 59.110.30.147 (59.110.30.147): icmp_seq=2 ttl=51 time=284 ms
64 bytes from 59.110.30.147 (59.110.30.147): icmp_seq=3 ttl=51 time=284 ms

--- ip-s.vforce.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2003ms
rtt min/avg/max/mdev = 284.763/284.875/284.984/0.090 ms