PING 635805740.qqku.com (121.40.123.194) 56(84) bytes of data.
64 bytes from 121.40.123.194 (121.40.123.194): icmp_seq=1 ttl=49 time=291 ms
64 bytes from 121.40.123.194 (121.40.123.194): icmp_seq=2 ttl=49 time=286 ms
64 bytes from 121.40.123.194 (121.40.123.194): icmp_seq=3 ttl=49 time=289 ms

--- 635805740.qqku.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 286.504/289.167/291.678/2.160 ms