PING hyjdwx888.jdol.com.cn (39.97.208.120) 56(84) bytes of data.
64 bytes from 39.97.208.120 (39.97.208.120): icmp_seq=1 ttl=52 time=290 ms
64 bytes from 39.97.208.120 (39.97.208.120): icmp_seq=2 ttl=52 time=287 ms
64 bytes from 39.97.208.120 (39.97.208.120): icmp_seq=3 ttl=52 time=278 ms

--- hyjdwx888.jdol.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 278.676/285.647/290.435/5.042 ms