PING www.jyhulan.cn (38.28.200.138) 56(84) bytes of data.
64 bytes from 38.28.200.138 (38.28.200.138): icmp_seq=1 ttl=57 time=156 ms
64 bytes from 38.28.200.138 (38.28.200.138): icmp_seq=2 ttl=57 time=156 ms
64 bytes from 38.28.200.138 (38.28.200.138): icmp_seq=3 ttl=57 time=156 ms

--- www.jyhulan.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 156.035/156.182/156.419/0.486 ms