leo@localhost ~$ ping localhost:4005
PING localhost:4005 (202.106.195.30): 56 data bytes
64 bytes from 202.106.195.30: icmp_seq=0 ttl=248 time=41.604 ms
64 bytes from 202.106.195.30: icmp_seq=1 ttl=248 time=33.604 ms
64 bytes from 202.106.195.30: icmp_seq=2 ttl=248 time=41.785 ms
^C
--- localhost:4005 ping statistics ---
3 packets transmitted, 3 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 33.604/38.998/41.785/3.815 ms