ping(8) on FreeBSD
The text 53ff43481972, as FreeBSD 5.5-RELEASE shipped it.
send ICMP ECHO_REQUEST packets to network hosts
Flags it lists
-
-A -
-D -
-G -
-I -
-L -
-P -
-Q -
-R -
-S -
-T -
-a -
-c -
-d -
-f -
-g -
-h -
-i -
-l -
-m -
-n -
-o -
-p -
-q -
-r -
-s -
-t -
-v -
-z