PING alb-dou16h6a0y70g2bxqp.cn-beijing.alb.aliyuncs.com (123.56.123.187) 56(84) bytes of
data.
64 bytes from 123.56.123.187 (123.56.123.187): icmp_seq=1 ttl=88 time=288 ms
64 bytes from 123.56.123.187 (123.56.123.187): icmp_seq=2 ttl=88 time=286 ms
64 bytes from 123.56.123.187 (123.56.123.187): icmp_seq=3 ttl=88 time=274 ms

--- alb-dou16h6a0y70g2bxqp.cn-beijing.alb.aliyuncs.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 274.352/282.951/288.127/6.153 ms