PING webhost.kw.ac.kr (128.134.45.154) 56(84) bytes of data.
64 bytes from 128.134.45.154 (128.134.45.154): icmp_seq=1 ttl=53 time=260 ms
64 bytes from 128.134.45.154 (128.134.45.154): icmp_seq=2 ttl=53 time=259 ms
64 bytes from 128.134.45.154 (128.134.45.154): icmp_seq=3 ttl=53 time=259 ms

--- webhost.kw.ac.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 259.392/259.664/260.063/0.655 ms