PING hwvp.co.kr (115.68.17.210) 56(84) bytes of data.
64 bytes from mail210.webmaker21.kr (115.68.17.210): icmp_seq=1 ttl=46 time=240 ms
64 bytes from mail210.webmaker21.kr (115.68.17.210): icmp_seq=2 ttl=46 time=238 ms
64 bytes from mail210.webmaker21.kr (115.68.17.210): icmp_seq=3 ttl=46 time=238 ms

--- hwvp.co.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2010ms
rtt min/avg/max/mdev = 238.663/239.336/240.491/0.912 ms