PING www.sdguolu.com.cn--www.sdguolu.com.cn (156.247.95.254) 56(84) bytes of data.
64 bytes from 156.247.95.254 (156.247.95.254): icmp_seq=1 ttl=57 time=213 ms
64 bytes from 156.247.95.254 (156.247.95.254): icmp_seq=2 ttl=57 time=210 ms
64 bytes from 156.247.95.254 (156.247.95.254): icmp_seq=3 ttl=57 time=212 ms

--- www.sdguolu.com.cn--www.sdguolu.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 210.513/212.181/213.315/1.204 ms