From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.6 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,FREEMAIL_FORGED_FROMDOMAIN,FREEMAIL_FROM, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 56DCFC433E7 for ; Mon, 19 Oct 2020 22:15:50 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id E939F2223C for ; Mon, 19 Oct 2020 22:15:49 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="gY4dXZvL" Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2387967AbgJSWPt (ORCPT ); Mon, 19 Oct 2020 18:15:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:58318 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2387940AbgJSWPt (ORCPT ); Mon, 19 Oct 2020 18:15:49 -0400 Received: from mail-qt1-x82c.google.com (mail-qt1-x82c.google.com [IPv6:2607:f8b0:4864:20::82c]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1CD06C0613CE; Mon, 19 Oct 2020 15:15:49 -0700 (PDT) Received: by mail-qt1-x82c.google.com with SMTP id p88so940334qtd.12; Mon, 19 Oct 2020 15:15:49 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=XHppFtDmgdMCJHpn5fj93tKn7yICQQvMCO0+pV7BH+U=; b=gY4dXZvLvlSnVrmop6pJ5uSFwjxi6S+3VQWAUBVor5pEOze90zn9bKwG27LCJ7/zoH rIfIVXfASsGfiP0Lf4uuqKaYlbOudvGgnNPOb3Cqf0InhiL3z9dbP8bae6OiosBWY8lv XDT2gpP++RjqxMY0GhbuehqyEyaWPpKMuyqiSPhT2t8ZJsukQenLcHSmqLtY45usZppy vWI3gVOaxrZ3kXR2q1LWvkS28F0jS3VtUgfgyDRbQeCDQ4xo2iQmm+T70BaD7i/GeiVu zueUVCuygMKHOichdPj8ICfeQlMK5IOBrxtDTSnr7jqnrdAWjJiw1DscDz8ol3+YF5W7 wPtw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=XHppFtDmgdMCJHpn5fj93tKn7yICQQvMCO0+pV7BH+U=; b=lr67Vd9dqhNA2grWV8XgpuzyJ9o0nSaPFmwZtdQ9eajYDLgqM6zUl9kpg1+lD+hzEx WJme2Th2hMaUV7qsAgezdmDJ/NxZHt0b+iMqdiTBaIwyCFhPEbSOrAbEfrcZqjgKuiyj wI1zD4ExRSWJUycjdBtuuiWa6juPRPJ3wxmJ+OY+UyyrsDlXXYjf8n+2gyxpRGLP0HYJ dNOhvVfc/45DPYrO0MgDPC5rFJteh4CU3IYAIzPZr1GM8lDdhUBMWNmYJuDm+rPzIXGD 6gY24mmNmQNdq1l4Mco0HEQlfe2nWh8RqTiRzCpO7W5LenPzNFN2L4KoGdZ9DLhPa8hC ofHQ== X-Gm-Message-State: AOAM530FsLF1x8PKMJDfM+uTdTk4sIVBrDOOZsOvLQHjKtcyPKZouBtf JN5tcPpVasHBeB71paU7oNY= X-Google-Smtp-Source: ABdhPJzNrQZxbPTA5VbseXbPUvwHUWHruJ1jCyTJatVLtHA5pmeP6FG/1Uwmj8ZxrbRa3PlCwESsdg== X-Received: by 2002:ac8:c02:: with SMTP id k2mr1676106qti.189.1603145748203; Mon, 19 Oct 2020 15:15:48 -0700 (PDT) Received: from localhost.localdomain ([2001:1284:f013:5091:9c4f:6b95:2ed0:130e]) by smtp.gmail.com with ESMTPSA id 128sm577259qkh.53.2020.10.19.15.15.47 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 19 Oct 2020 15:15:47 -0700 (PDT) Received: by localhost.localdomain (Postfix, from userid 1000) id 4AB7FC1632; Mon, 19 Oct 2020 19:15:45 -0300 (-03) Date: Mon, 19 Oct 2020 19:15:45 -0300 From: Marcelo Ricardo Leitner To: Xin Long Cc: network dev , linux-sctp@vger.kernel.org, Neil Horman , Michael Tuexen , davem@davemloft.net, gnault@redhat.com, pabeni@redhat.com, willemdebruijn.kernel@gmail.com Subject: Re: [PATCHv4 net-next 16/16] sctp: enable udp tunneling socks Message-ID: <20201019221545.GD11030@localhost.localdomain> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: Precedence: bulk List-ID: X-Mailing-List: linux-sctp@vger.kernel.org Message-ID: <20201019221545.JtdWZwaj4xz3HjehyGYl0bbnKu19Tws58sTqxIqpkfk@z> On Mon, Oct 19, 2020 at 08:25:33PM +0800, Xin Long wrote: > --- a/Documentation/networking/ip-sysctl.rst > +++ b/Documentation/networking/ip-sysctl.rst > @@ -2640,6 +2640,12 @@ addr_scope_policy - INTEGER > > Default: 1 > > +udp_port - INTEGER Need to be more verbose here, and also mention the RFC. > + The listening port for the local UDP tunneling sock. , shared by all applications in the same net namespace. > + UDP encapsulation will be disabled when it's set to 0. "Note, however, that setting just this is not enough to actually use it. ..." > + > + Default: 9899 > + > encap_port - INTEGER > The default remote UDP encapsalution port. > When UDP tunneling is enabled, this global value is used to set When is it enabled, which conditions are needed? Maybe it can be explained only in the one above.