PING blscl.cn (154.213.146.244) 56(84) bytes of data.
64 bytes from 154.213.146.244 (154.213.146.244): icmp_seq=1 ttl=52 time=239 ms
64 bytes from 154.213.146.244 (154.213.146.244): icmp_seq=2 ttl=52 time=239 ms
64 bytes from 154.213.146.244 (154.213.146.244): icmp_seq=3 ttl=52 time=238 ms

--- blscl.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 238.232/238.983/239.610/0.695 ms