PING www.dtzm.cn (154.195.80.1) 56(84) bytes of data.
64 bytes from 154.195.80.1 (154.195.80.1): icmp_seq=1 ttl=57 time=199 ms
64 bytes from 154.195.80.1 (154.195.80.1): icmp_seq=2 ttl=57 time=199 ms
64 bytes from 154.195.80.1 (154.195.80.1): icmp_seq=3 ttl=57 time=199 ms

--- www.dtzm.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2004ms
rtt min/avg/max/mdev = 199.425/199.487/199.527/0.517 ms