PING zy.520edu.com (23.224.176.198) 56(84) bytes of data.
64 bytes from 23.224.176.198: icmp_seq=1 ttl=57 time=153 ms
64 bytes from 23.224.176.198: icmp_seq=2 ttl=57 time=152 ms
64 bytes from 23.224.176.198: icmp_seq=3 ttl=57 time=148 ms

--- zy.520edu.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 5323ms
rtt min/avg/max/mdev = 148.755/151.550/153.196/2.037 ms