Add 1ms usage example

doc/fping.pod

@@ -199,6 +199,15 @@ Set the IP TTL field (time to live hops).
 
 =back
 
+=head1 EXAMPLES
+
+Generate ~1000 pings per second to a host until canceled, printing statistics
+on the fly at one second intervals, and printing statistics at the end:
+
+# fping -s -l -i 1 -p 1 -T 1 -Q 1 127.0.0.1
+
+Note that ping intervals less than 10ms can only be used as root.
+
 =head1 AUTHORS
 
 =over 4