PING galaxyra.linuxstudy.pe.kr (141.95.247.99) 56(84) bytes of data.
64 bytes from ip99.ip-141-95-247.eu (141.95.247.99): icmp_seq=1 ttl=55 time=14.0 ms
64 bytes from ip99.ip-141-95-247.eu (141.95.247.99): icmp_seq=2 ttl=55 time=13.5 ms
64 bytes from ip99.ip-141-95-247.eu (141.95.247.99): icmp_seq=3 ttl=55 time=13.5 ms

--- galaxyra.linuxstudy.pe.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2000ms
rtt min/avg/max/mdev = 13.524/13.712/14.026/0.223 ms