PING ip-www.zy03.com (156.250.220.158) 56(84) bytes of data.
64 bytes from 156.250.220.158 (156.250.220.158): icmp_seq=1 ttl=53 time=593 ms
64 bytes from 156.250.220.158 (156.250.220.158): icmp_seq=2 ttl=53 time=609 ms
64 bytes from 156.250.220.158 (156.250.220.158): icmp_seq=3 ttl=53 time=528 ms

--- ip-www.zy03.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 528.586/576.982/609.280/34.854 ms