PING kyunghee.ac.kr (175.106.86.97) 56(84) bytes of data.
64 bytes from 175.106.86.97 (175.106.86.97): icmp_seq=1 ttl=55 time=255 ms
64 bytes from 175.106.86.97 (175.106.86.97): icmp_seq=2 ttl=55 time=253 ms
64 bytes from 175.106.86.97 (175.106.86.97): icmp_seq=3 ttl=55 time=253 ms

--- kyunghee.ac.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 253.319/254.088/255.618/1.081 ms