[PATCH 31/38] docs: networking: convert ip_dynaddr.txt to ReST
From: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Date: 2020-04-27 22:03:45
Also in:
linux-doc, lkml
Subsystem:
documentation, networking [general], the rest · Maintainers:
Jonathan Corbet, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
- add SPDX header;
- adjust title markup;
- mark code blocks and literals as such;
- adjust identation, whitespaces and blank lines;
- add to networking/index.rst.
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
---
Documentation/networking/index.rst | 1 +
.../{ip_dynaddr.txt => ip_dynaddr.rst} | 29 +++++++++++++------
2 files changed, 21 insertions(+), 9 deletions(-)
rename Documentation/networking/{ip_dynaddr.txt => ip_dynaddr.rst} (65%)
diff --git a/Documentation/networking/index.rst b/Documentation/networking/index.rst
index cf85d0a73144..f81aeb87aa28 100644
--- a/Documentation/networking/index.rst
+++ b/Documentation/networking/index.rst@@ -66,6 +66,7 @@ Contents: hinic ila ipddp + ip_dynaddr .. only:: subproject and html
diff --git a/Documentation/networking/ip_dynaddr.txt b/Documentation/networking/ip_dynaddr.rst
similarity index 65%
rename from Documentation/networking/ip_dynaddr.txt
rename to Documentation/networking/ip_dynaddr.rst
index 45f3c1268e86..eacc0c780c7f 100644
--- a/Documentation/networking/ip_dynaddr.txt
+++ b/Documentation/networking/ip_dynaddr.rst@@ -1,10 +1,15 @@ +.. SPDX-License-Identifier: GPL-2.0 + +================================== IP dynamic address hack-port v0.03 -~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ +================================== + This stuff allows diald ONESHOT connections to get established by dynamically changing packet source address (and socket's if local procs). It is implemented for TCP diald-box connections(1) and IP_MASQuerading(2). -If enabled[*] and forwarding interface has changed: +If enabled\ [#]_ and forwarding interface has changed: + 1) Socket (and packet) source address is rewritten ON RETRANSMISSIONS while in SYN_SENT state (diald-box processes). 2) Out-bounded MASQueraded source address changes ON OUTPUT (when
@@ -12,18 +17,24 @@ If enabled[*] and forwarding interface has changed: received by the tunnel. This is specially helpful for auto dialup links (diald), where the -``actual'' outgoing address is unknown at the moment the link is +``actual`` outgoing address is unknown at the moment the link is going up. So, the *same* (local AND masqueraded) connections requests that bring the link up will be able to get established. -[*] At boot, by default no address rewriting is attempted. - To enable: +.. [#] At boot, by default no address rewriting is attempted. + + To enable:: + # echo 1 > /proc/sys/net/ipv4/ip_dynaddr - To enable verbose mode: - # echo 2 > /proc/sys/net/ipv4/ip_dynaddr - To disable (default) + + To enable verbose mode:: + + # echo 2 > /proc/sys/net/ipv4/ip_dynaddr + + To disable (default):: + # echo 0 > /proc/sys/net/ipv4/ip_dynaddr Enjoy! --- Juanjo <jjciarla@raiz.uncu.edu.ar> +Juanjo <jjciarla@raiz.uncu.edu.ar>
--
2.25.4