PING luyuecn.com (218.247.83.111) 56(84) bytes of data.
64 bytes from 218.247.83.111: icmp_seq=1 ttl=56 time=245 ms
64 bytes from 218.247.83.111: icmp_seq=2 ttl=56 time=245 ms
64 bytes from 218.247.83.111: icmp_seq=3 ttl=56 time=244 ms

--- luyuecn.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 7979ms
rtt min/avg/max/mdev = 244.948/245.205/245.480/0.217 ms