PING www.plgz.cn (211.149.165.85) 56(84) bytes of data.
64 bytes from 211.149.165.85: icmp_seq=1 ttl=52 time=300 ms
64 bytes from 211.149.165.85: icmp_seq=2 ttl=52 time=300 ms
64 bytes from 211.149.165.85: icmp_seq=3 ttl=52 time=300 ms

--- www.plgz.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 5037ms
rtt min/avg/max/mdev = 300.223/300.269/300.299/0.633 ms