PING www.chamhospital.co.kr (125.209.206.19) 56(84) bytes of data.
64 bytes from 125.209.206.19 (125.209.206.19): icmp_seq=1 ttl=52 time=257 ms
64 bytes from 125.209.206.19 (125.209.206.19): icmp_seq=2 ttl=52 time=256 ms
64 bytes from 125.209.206.19 (125.209.206.19): icmp_seq=3 ttl=52 time=255 ms

--- www.chamhospital.co.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 255.886/256.626/257.603/0.928 ms