.Dd 2/10/14 .Dt cfilutil 1 .Os Darwin .Sh NAME .Nm cfilutil .Nd Tool to exercise the content filter subsystem. .Sh SYNOPSIS .Nm .Op Fl hilqsv .Fl u Ar unit .Op Fl a Ar offset .Op Fl d Ar offset value .Op Fl k Ar increment .Op Fl m Ar length .Op Fl p Ar offset .Op Fl r Ar random .Op Fl t Ar delay .Sh DESCRIPTION Use .Nm to exercise the content filter subsystem. .Pp The flags have the following meaning: .Bl -tag -width -indent .It Fl a Ar offset Auto start filtering with given offset. .It Fl a Ar offset value Default values for offset passin, peekin, passout, peekout, pass or peek. .It Fl h Display this help. .It Fl i Interactive mode. .It Fl k Ar increment Peek mode with increment. .It Fl l Pass loopback traffic. .It Fl m Ar length Maximum dump length. .It Fl p Ar offset Pass mode (all or after given offset if it is > 0). .It Fl q Decrease verbosity. .It Fl r Ar rate Random drop rate. .It Fl s display content filter statistics (all, sock, filt, cfil). .It Fl t Ar delay Pass delay in microseconds. .It Fl u Ar unit NECP filter control unit. .It Fl v Increase verbosity. .El .Pp .Sh SEE ALSO .Xr neutil 1 \" rdar://16115914