From patchwork Wed Apr 10 16:31:08 2013 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mart Frauenlob X-Patchwork-Id: 235416 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id 5DAE82C00CC for ; Thu, 11 Apr 2013 02:32:01 +1000 (EST) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S937088Ab3DJQb4 (ORCPT ); Wed, 10 Apr 2013 12:31:56 -0400 Received: from fep32.mx.upcmail.net ([62.179.121.50]:39178 "EHLO fep32.mx.upcmail.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S936705Ab3DJQbz (ORCPT ); Wed, 10 Apr 2013 12:31:55 -0400 Received: from edge04.upcmail.net ([192.168.13.239]) by viefep32-int.chello.at (InterMail vM.8.01.05.05 201-2260-151-110-20120111) with ESMTP id <20130410163153.TLMX12904.viefep32-int.chello.at@edge04.upcmail.net> for ; Wed, 10 Apr 2013 18:31:53 +0200 Received: from [192.168.13.66] ([80.108.253.46]) by edge04.upcmail.net with edge id NGXt1l02E10poxs04GXt1i; Wed, 10 Apr 2013 18:31:53 +0200 X-SourceIP: 80.108.253.46 X-Authenticated-Sender: mart.frauenlob@chello.at Message-ID: <516593CC.1010908@chello.at> Date: Wed, 10 Apr 2013 18:31:08 +0200 From: Mart Frauenlob Reply-To: mart.frauenlob@chello.at User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64; rv:17.0) Gecko/20130328 Thunderbird/17.0.5 MIME-Version: 1.0 To: netfilter-devel@vger.kernel.org Subject: [PATCH] iptables manpage: Update SNAT target Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Hello, this patch renames libipt_SNAT.man to libxt_SNAT.man thus informing about the IPv6 version. Also the list of valid protocols for port mapping is updated to: tcp, udp, dccp and sctp. Best regards Mart From 8136feb4b69ac27cb50d8f1db95bf2d03e9ba8a9 Mon Sep 17 00:00:00 2001 From: AllKind Date: Wed, 10 Apr 2013 16:44:49 +0200 Subject: [PATCH] manpage: Rename libipt_SNAT.man to libxt_SNAT.man. Update list of protocols valid for port mapping. --- extensions/libipt_SNAT.man | 37 ------------------------------------- extensions/libxt_SNAT.man | 34 ++++++++++++++++++++++++++++++++++ 2 files changed, 34 insertions(+), 37 deletions(-) delete mode 100644 extensions/libipt_SNAT.man create mode 100644 extensions/libxt_SNAT.man diff --git a/extensions/libipt_SNAT.man b/extensions/libipt_SNAT.man deleted file mode 100644 index 626b592..0000000 --- a/extensions/libipt_SNAT.man +++ /dev/null @@ -1,37 +0,0 @@ -This target is only valid in the -.B nat -table, in the -.B POSTROUTING -chain. It specifies that the source address of the packet should be -modified (and all future packets in this connection will also be -mangled), and rules should cease being examined. It takes one type -of option: -.TP -\fB\-\-to\-source\fP [\fIipaddr\fP[\fB\-\fP\fIipaddr\fP]][\fB:\fP\fIport\fP[\fB\-\fP\fIport\fP]] -which can specify a single new source IP address, an inclusive range -of IP addresses, and optionally, a port range (which is only valid if -the rule also specifies -\fB\-p tcp\fP -or -\fB\-p udp\fP). -If no port range is specified, then source ports below 512 will be -mapped to other ports below 512: those between 512 and 1023 inclusive -will be mapped to ports below 1024, and other ports will be mapped to -1024 or above. Where possible, no port alteration will occur. - -In Kernels up to 2.6.10, you can add several \-\-to\-source options. For those -kernels, if you specify more than one source address, either via an address -range or multiple \-\-to\-source options, a simple round-robin (one after another -in cycle) takes place between these addresses. -Later Kernels (>= 2.6.11-rc1) don't have the ability to NAT to multiple ranges -anymore. -.TP -\fB\-\-random\fP -If option -\fB\-\-random\fP -is used then port mapping will be randomized (kernel >= 2.6.21). -.TP -\fB\-\-persistent\fP -Gives a client the same source-/destination-address for each connection. -This supersedes the SAME target. Support for persistent mappings is available -from 2.6.29-rc2. diff --git a/extensions/libxt_SNAT.man b/extensions/libxt_SNAT.man new file mode 100644 index 0000000..d1e6f0d --- /dev/null +++ b/extensions/libxt_SNAT.man @@ -0,0 +1,34 @@ +This target is only valid in the +.B nat +table, in the +.B POSTROUTING +chain. It specifies that the source address of the packet should be +modified (and all future packets in this connection will also be +mangled), and rules should cease being examined. It takes the +following options: +.TP +\fB\-\-to\-source\fP [\fIipaddr\fP[\fB\-\fP\fIipaddr\fP]][\fB:\fP\fIport\fP[\fB\-\fP\fIport\fP]] +which can specify a single new source IP address, an inclusive range +of IP addresses. Optionally a port range, +if the rule also specifies one of the following protocols: +\fBtcp\fP, \fBudp\fP, \fBdccp\fP or \fBsctp\fP. +If no port range is specified, then source ports below 512 will be +mapped to other ports below 512: those between 512 and 1023 inclusive +will be mapped to ports below 1024, and other ports will be mapped to +1024 or above. Where possible, no port alteration will occur. +In Kernels up to 2.6.10, you can add several \-\-to\-source options. For those +kernels, if you specify more than one source address, either via an address +range or multiple \-\-to\-source options, a simple round-robin (one after another +in cycle) takes place between these addresses. +Later Kernels (>= 2.6.11-rc1) don't have the ability to NAT to multiple ranges +anymore. +.TP +\fB\-\-random\fP +If option +\fB\-\-random\fP +is used then port mapping will be randomized (kernel >= 2.6.21). +.TP +\fB\-\-persistent\fP +Gives a client the same source-/destination-address for each connection. +This supersedes the SAME target. Support for persistent mappings is available +from 2.6.29-rc2.