PING dz-www.dzlpq.cn (156.250.147.197) 56(84) bytes of data.
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=1 ttl=52 time=245 ms
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=2 ttl=52 time=245 ms
64 bytes from 156.250.147.197 (156.250.147.197): icmp_seq=3 ttl=52 time=244 ms

--- dz-www.dzlpq.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 244.546/245.130/245.474/0.706 ms