PING www.erde.kr (115.68.194.73) 56(84) bytes of data.
64 bytes from 115.68.194.73 (115.68.194.73): icmp_seq=1 ttl=47 time=258 ms
64 bytes from 115.68.194.73 (115.68.194.73): icmp_seq=2 ttl=47 time=257 ms
64 bytes from 115.68.194.73 (115.68.194.73): icmp_seq=3 ttl=47 time=256 ms

--- www.erde.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2001ms
rtt min/avg/max/mdev = 256.799/257.498/258.638/0.912 ms