PING www.qyjiu.com (47.109.56.189) 56(84) bytes of data.
64 bytes from 47.109.56.189 (47.109.56.189): icmp_seq=1 ttl=45 time=261 ms
64 bytes from 47.109.56.189 (47.109.56.189): icmp_seq=2 ttl=45 time=260 ms
64 bytes from 47.109.56.189 (47.109.56.189): icmp_seq=3 ttl=45 time=260 ms

--- www.qyjiu.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 260.354/260.621/261.112/0.542 ms