PING nbjyjdwxgs.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=266 ms

--- nbjyjdwxgs.jdol.com.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 266.832/281.703/290.308/10.567 ms