PING www.syszj.com (121.54.160.144) 56(84) bytes of data.
64 bytes from 121.54.160.144 (121.54.160.144): icmp_seq=1 ttl=53 time=246 ms
64 bytes from 121.54.160.144 (121.54.160.144): icmp_seq=2 ttl=53 time=240 ms
64 bytes from 121.54.160.144 (121.54.160.144): icmp_seq=3 ttl=53 time=246 ms

--- www.syszj.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 240.335/244.515/246.943/2.968 ms