[root@local mnt]# ping g.cn
PING g.cn (203.208.46.148) 56(84) bytes of data.
64 bytes from 203.208.46.148: icmp_seq=0 ttl=59 time=3.55 ms
64 bytes from 203.208.46.148: icmp_seq=1 ttl=59 time=3.44 ms
64 bytes from 203.208.46.148: icmp_seq=2 ttl=59 time=3.44 ms
64 bytes from 203.208.46.148: icmp_seq=3 ttl=59 time=3.42 ms
64 bytes from 203.208.46.148: icmp_seq=4 ttl=59 time=3.45 ms
64 bytes from 203.208.46.148: icmp_seq=5 ttl=59 time=3.59 ms
64 bytes from 203.208.46.148: icmp_seq=6 ttl=59 time=3.46 ms