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.\" Copyright 2000 The Aerospace Corporation. All rights reserved.
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.\"
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.\" Redistribution and use in source and binary forms, with or without
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.\" modification, are permitted provided that the following conditions
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.\" are met:
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.\"
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.\" 1. Redistributions of source code must retain the above copyright
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.\" notice, this list of conditions, and the following disclaimer.
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.\" 2. Redistributions in binary form must reproduce the above copyright
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.\" notice, this list of conditions, and the following disclaimer in the
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.\" documentation and/or other materials provided with the distribution.
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.\" 3. The name of The Aerospace Corporation may not be used to endorse or
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.\" promote products derived from this software.
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.\"
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.\" THIS SOFTWARE IS PROVIDED BY THE AEROSPACE CORPORATION "AS IS" AND
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.\" ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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.\" IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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.\" ARE DISCLAIMED. IN NO EVENT SHALL THE AEROSPACE CORPORATION BE LIABLE FOR
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.\" ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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.\" DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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.\" OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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.\" HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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.\" LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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.\" OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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.\" SUCH DAMAGE.
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.\"
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.\" Author: Brooks Davis <brooks@FreeBSD.org>
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.\"
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.\" $FreeBSD$
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.\"
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.Dd September 18, 2001
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.Dt NG_GIF_DEMUX 4
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.Os
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.Sh NAME
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.Nm ng_gif_demux
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.Nd demultiplexer for packets from
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.Xr ng_gif 4
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nodes
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.Sh SYNOPSIS
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.In netgraph/ng_gif_demux.h
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.Sh DESCRIPTION
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The
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.Nm
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netgraph node type demultiplexes the output from
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.Xr ng_gif 4
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nodes in the
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.Xr netgraph 4
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networking subsystem.
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.Pp
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The
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.Dv gif
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hook is meant to be connected to the
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.Dv lower
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or
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.Dv orphans
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hook of an
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.Xr ng_gif 4
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node.
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The
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.Dv inet , inet6 , atalk , ipx , atm , natm ,
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and
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.Dv ns
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hooks output frames of the given type when they are received on the
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.Dv gif
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hook.
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When a frame is received on one of these hooks, it is encapsulated and
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sent out the
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.Dv gif
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hook.
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.Sh HOOKS
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This node type supports the following hooks:
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.Bl -tag -width ".Dv inet6"
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.It Dv gif
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Connection to the
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.Dv lower
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or
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.Dv orphans
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hook of an
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.Xr ng_gif 4
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node.
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.It Dv inet
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Hook for input and output of IP frames.
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.It Dv inet6
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Hook for input and output of IPv6 frames.
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.It Dv atalk
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Hook for input and output of AppleTalk frames.
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.It Dv ipx
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Hook for input and output of IPX frames.
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.It Dv atm
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Hook for input and output of ATM frames.
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.It Dv natm
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Hook for input and output of NATM frames.
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.It Dv ns
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Hook for input and output of NS frames.
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.El
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.Sh CONTROL MESSAGES
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This node type supports only the generic control messages.
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.Sh SEE ALSO
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.Xr gif 4 ,
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.Xr netgraph 4 ,
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.Xr netintro 4 ,
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.Xr ng_gif 4 ,
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.Xr ifconfig 8 ,
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.Xr ngctl 8 ,
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.Xr nghook 8
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.Sh AUTHORS
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.An Brooks Davis Aq brooks@FreeBSD.org
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