PING mnf.or.kr (99.83.248.72) 56(84) bytes of data.
64 bytes from ab791f743a3c6d593.awsglobalaccelerator.com (99.83.248.72): icmp_seq=1
ttl=251 time=4.57 ms
64 bytes from ab791f743a3c6d593.awsglobalaccelerator.com (99.83.248.72): icmp_seq=2
ttl=251 time=3.94 ms
64 bytes from ab791f743a3c6d593.awsglobalaccelerator.com (99.83.248.72): icmp_seq=3
ttl=251 time=3.86 ms

--- mnf.or.kr ping statistics ---
3 packets transmitted, 3 received, 0% packet loss, time 2002ms
rtt min/avg/max/mdev = 3.868/4.127/4.574/0.325 ms