PING www.oneone.kr (121.129.68.81) 56(84) bytes of data.
64 bytes from 121.129.68.81 (121.129.68.81): icmp_seq=1 ttl=57 time=241 ms
64 bytes from 121.129.68.81 (121.129.68.81): icmp_seq=2 ttl=57 time=240 ms
64 bytes from 121.129.68.81 (121.129.68.81): icmp_seq=3 ttl=57 time=240 ms

--- www.oneone.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 240.330/240.747/241.313/0.576 ms