PING www.zhangbenzhong.cn (121.198.51.141) 56(84) bytes of data.
64 bytes from 121.198.51.141 (121.198.51.141): icmp_seq=1 ttl=115 time=224 ms
64 bytes from 121.198.51.141 (121.198.51.141): icmp_seq=2 ttl=115 time=222 ms
64 bytes from 121.198.51.141 (121.198.51.141): icmp_seq=3 ttl=115 time=218 ms

--- www.zhangbenzhong.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2047ms
rtt min/avg/max/mdev = 218.588/221.768/224.694/2.528 ms