$ ping 127.0.0.1
PING 127.0.0.1 (127.0.0.1): 56 data bytes
64 bytes from 127.0.0.1: icmp_seq=0 ttl=64 time=0.088 ms
64 bytes from 127.0.0.1: icmp_seq=1 ttl=64 time=0.073 ms
64 bytes from 127.0.0.1: icmp_seq=2 ttl=64 time=0.074 ms
64 bytes from 127.0.0.1: icmp_seq=3 ttl=64 time=0.071 ms
^C
--- 127.0.0.1 ping statistics ---
4 packets transmitted, 4 packets received, 0.0% packet loss
round-trip min/avg/max/stddev = 0.071/0.076/0.088/0.007 ms
$ fping 127.0.0.1
127.0.0.1 is alive
fping -l 127.0.0.1
127.0.0.1 : [0], 64 bytes, 0.113 ms (0.113 avg, 0% loss)
127.0.0.1 : [1], 64 bytes, 0.072 ms (0.093 avg, 0% loss)
127.0.0.1 : [2], 64 bytes, 0.039 ms (0.075 avg, 0% loss)
127.0.0.1 : [3], 64 bytes, 0.069 ms (0.073 avg, 0% loss)
^C
127.0.0.1 : xmt/rcv/%loss = 4/4/0%, min/avg/max = 0.039/0.073/0.113
