PING web20vn.com--www.bjpxt.cn (155.159.77.227) 56(84) bytes of data.
64 bytes from 155.159.77.227: icmp_seq=1 ttl=121 time=199 ms
64 bytes from 155.159.77.227: icmp_seq=2 ttl=121 time=197 ms
64 bytes from 155.159.77.227: icmp_seq=3 ttl=121 time=197 ms

--- web20vn.com--www.bjpxt.cn ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 197.648/198.332/199.594/1.030 ms