PING www.dotup.up_www.shanghaicaidi.com (172.67.220.152) 56(84) bytes of data.
64 bytes from 172.67.220.152 (172.67.220.152): icmp_seq=1 ttl=60 time=6.40 ms
64 bytes from 172.67.220.152 (172.67.220.152): icmp_seq=2 ttl=60 time=4.16 ms
64 bytes from 172.67.220.152 (172.67.220.152): icmp_seq=3 ttl=60 time=4.14 ms

--- www.dotup.up_www.shanghaicaidi.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 4.147/4.905/6.402/1.059 ms