PING gshs.gnu.ac.kr (203.255.1.25) 56(84) bytes of data.
64 bytes from 203.255.1.25 (203.255.1.25): icmp_seq=1 ttl=239 time=268 ms
64 bytes from 203.255.1.25 (203.255.1.25): icmp_seq=2 ttl=239 time=269 ms
64 bytes from 203.255.1.25 (203.255.1.25): icmp_seq=3 ttl=239 time=266 ms

--- gshs.gnu.ac.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2016ms
rtt min/avg/max/mdev = 266.994/268.435/269.419/1.041 ms