PING www.cc147.cn (172.67.170.54) 56(84) bytes of data.
64 bytes from 172.67.170.54 (172.67.170.54): icmp_seq=1 ttl=60 time=4.68 ms
64 bytes from 172.67.170.54 (172.67.170.54): icmp_seq=2 ttl=60 time=4.23 ms
64 bytes from 172.67.170.54 (172.67.170.54): icmp_seq=3 ttl=60 time=4.11 ms

--- www.cc147.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 1999ms
rtt min/avg/max/mdev = 4.110/4.341/4.681/0.251 ms