diff options
author | julian <julian@FreeBSD.org> | 2001-02-22 17:14:36 +0000 |
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committer | julian <julian@FreeBSD.org> | 2001-02-22 17:14:36 +0000 |
commit | e658f358fdbe8295147158c5d6385aea1a1fc6e7 (patch) | |
tree | fa7be4a313614951b264ebdc147049a32e655560 /share/man/man4/ng_split.4 | |
parent | f07ed9620d3edd69e2dc4b608fd9534821d89776 (diff) | |
download | FreeBSD-src-e658f358fdbe8295147158c5d6385aea1a1fc6e7.zip FreeBSD-src-e658f358fdbe8295147158c5d6385aea1a1fc6e7.tar.gz |
Add a 'splitter' node to separate a bidirectional
packet flow into two unidirectional flows.
Part of a suite of nodes developed for packet flow control.
More to follow as I have time to port them to 5.x or
as others do so. The ipfw node will be the hardest..
Submitted by: "Vitaly V. Belekhov" <vitaly@riss-telecom.ru>
Diffstat (limited to 'share/man/man4/ng_split.4')
-rw-r--r-- | share/man/man4/ng_split.4 | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/share/man/man4/ng_split.4 b/share/man/man4/ng_split.4 new file mode 100644 index 0000000..3593794 --- /dev/null +++ b/share/man/man4/ng_split.4 @@ -0,0 +1,88 @@ +.\" Copyright (c) 2001 FreeBSD inc. +.\" All rights reserved. +.\" +.\" Subject to the following obligations and disclaimer of warranty, use and +.\" redistribution of this software, in source or object code forms, with or +.\" without modifications are expressly permitted by FreeBSD Inc.; +.\" provided, however, that: +.\" 1. Any and all reproductions of the source or object code must include the +.\" copyright notice above and the following disclaimer of warranties; and +.\" 2. No rights are granted, in any manner or form, to use FreeBSD +.\" Inc., Inc. trademarks, including the mark "FREEBSD +.\" INC." on advertising, endorsements, or otherwise except as +.\" such appears in the above copyright notice or in the software. +.\" +.\" THIS SOFTWARE IS BEING PROVIDED BY FREEBSD INC. "AS IS", AND +.\" TO THE MAXIMUM EXTENT PERMITTED BY LAW, FreeBSD Inc. MAKES NO +.\" REPRESENTATIONS OR WARRANTIES, EXPRESS OR IMPLIED, REGARDING THIS SOFTWARE, +.\" INCLUDING WITHOUT LIMITATION, ANY AND ALL IMPLIED WARRANTIES OF +.\" MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR NON-INFRINGEMENT. +.\" FreeBSD Inc. DOES NOT WARRANT, GUARANTEE, OR MAKE ANY +.\" REPRESENTATIONS REGARDING THE USE OF, OR THE RESULTS OF THE USE OF THIS +.\" SOFTWARE IN TERMS OF ITS CORRECTNESS, ACCURACY, RELIABILITY OR OTHERWISE. +.\" IN NO EVENT SHALL FreeBSD Inc. BE LIABLE FOR ANY DAMAGES +.\" RESULTING FROM OR ARISING OUT OF ANY USE OF THIS SOFTWARE, INCLUDING +.\" WITHOUT LIMITATION, ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, +.\" PUNITIVE, OR CONSEQUENTIAL DAMAGES, PROCUREMENT OF SUBSTITUTE GOODS OR +.\" SERVICES, LOSS OF USE, DATA OR PROFITS, HOWEVER CAUSED AND UNDER ANY +.\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +.\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF +.\" THIS SOFTWARE, EVEN IF FreeBSD Inc. IS ADVISED OF THE POSSIBILITY +.\" OF SUCH DAMAGE. +.\" +.\" Author: Julian Elischer <julian@FreeBSD.org> +.\" +.\" $FreeBSD$ +.\" +.Dd February 19, 2001 +.Dt NG_SPLIT 4 +.Os FreeBSD +.Sh NAME +.Nm ng_split +.Nd Netgraph node to separate incoming and outgoing flows. +.Sh SYNOPSIS +.Fd #include <netgraph/ng_split.h> +.Sh DESCRIPTION +The +.Nm split +node type is used to split a bidirectional stream of packets into +two separate unidirectional streams of packets. +.Pp +.Sh HOOKS +This node type supports the following three hooks: +.Pp +.Bl -tag -width foobar +.It Dv in +Packets received on +.Em in +are forwarded to +.Em mixed . +.It Dv out +Packets received on +.Em out +will be discarded as illegal. +.It Dv mixed +Packets received on +.Em mixed +are forwarded to +.Em out . +.El +.Sh CONTROL MESSAGES +This node type supports only the generic control messages. +.Sh SHUTDOWN +This node shuts down upon receipt of a +.Dv NGM_SHUTDOWN +control message, or when all hooks have been disconnected. +.Sh SEE ALSO +.Xr netgraph 4 , +.Xr ngctl 8 +.Sh HISTORY +The +.Nm +node type was implemented in +.Fx 3.5 +but incorprated into FreeBSD in +.Fx 5.0 . +.Sh AUTHORS +.An Julian Elischer Aq julian@FreeBSD.org +.An Vitaly V. Belekhov Aq vitaly@riss-telecom.ru |