PING web20vn.com--www.rouoo.com (43.135.43.77) 56(84) bytes of data.
64 bytes from 43.135.43.77 (43.135.43.77): icmp_seq=1 ttl=57 time=199 ms
64 bytes from 43.135.43.77 (43.135.43.77): icmp_seq=2 ttl=57 time=196 ms
64 bytes from 43.135.43.77 (43.135.43.77): icmp_seq=3 ttl=57 time=196 ms

--- web20vn.com--www.rouoo.com ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 196.753/197.552/199.117/1.219 ms