PING www.rongweina.cn (155.159.24.218) 56(84) bytes of data.
64 bytes from 155.159.24.218: icmp_seq=1 ttl=57 time=202 ms
64 bytes from 155.159.24.218: icmp_seq=2 ttl=57 time=200 ms
64 bytes from 155.159.24.218: icmp_seq=3 ttl=57 time=200 ms

--- www.rongweina.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 200.676/201.354/202.653/0.988 ms