tcpdump(1) on FreeBSD
The text 279e7a3586f7, as FreeBSD 2.2.8-RELEASE, FreeBSD 2.2.7-RELEASE, FreeBSD 2.2.6-RELEASE, FreeBSD 2.2.5-RELEASE, FreeBSD 2.2.2-RELEASE shipped it.
dump traffic on a network
Flags it lists
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-F -
-N -
-O -
-S -
-T -
-c -
-d -
-dd -
-ddd -
-e -
-f -
-i -
-l -
-n -
-p -
-q -
-r -
-s -
-t -
-tt -
-v -
-vv -
-w -
-x