PING www.dkp.co.kr (183.111.167.92) 56(84) bytes of data.
64 bytes from 183.111.167.92 (183.111.167.92): icmp_seq=1 ttl=56 time=261 ms
64 bytes from 183.111.167.92 (183.111.167.92): icmp_seq=2 ttl=56 time=260 ms
64 bytes from 183.111.167.92 (183.111.167.92): icmp_seq=3 ttl=56 time=260 ms

--- www.dkp.co.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 260.716/260.989/261.506/0.693 ms