l2ping(8) on FreeBSD
The text 92efa9850505, as FreeBSD 7.0-RELEASE, FreeBSD 6.3-RELEASE, FreeBSD 6.2-RELEASE, FreeBSD 6.1-RELEASE, FreeBSD 6.0-RELEASE shipped it.
send L2CAP ECHO_REQUEST to remote devices
Flags it lists
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-S -
-a -
-c -
-f -
-h -
-i -
-n -
-s