PING www.liangtudianzi.com (211.154.22.121) 56(84) bytes of data.
64 bytes from 211.154.22.121 (211.154.22.121): icmp_seq=1 ttl=49 time=308 ms
64 bytes from 211.154.22.121 (211.154.22.121): icmp_seq=2 ttl=49 time=308 ms
64 bytes from 211.154.22.121 (211.154.22.121): icmp_seq=3 ttl=49 time=306 ms

--- www.liangtudianzi.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 306.441/307.804/308.609/1.069 ms