PING ftpjunmao.gj.cn8u.cn (156.224.25.224) 56(84) bytes of data.
64 bytes from 156.224.25.224 (156.224.25.224): icmp_seq=1 ttl=57 time=274 ms
64 bytes from 156.224.25.224 (156.224.25.224): icmp_seq=2 ttl=57 time=274 ms
64 bytes from 156.224.25.224 (156.224.25.224): icmp_seq=3 ttl=57 time=274 ms

--- ftpjunmao.gj.cn8u.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2027ms
rtt min/avg/max/mdev = 274.453/274.635/274.992/0.496 ms