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=-3.8 required=3.0 tests=BAYES_00, 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 BD1EDC4363A for ; Tue, 20 Oct 2020 22:08:23 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 76A79222C8 for ; Tue, 20 Oct 2020 22:08:23 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2410366AbgJTWIX convert rfc822-to-8bit (ORCPT ); Tue, 20 Oct 2020 18:08:23 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:25750 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2410358AbgJTWIW (ORCPT ); Tue, 20 Oct 2020 18:08:22 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-218-r6pM3my1Ncyr0-LS7n86EQ-1; Tue, 20 Oct 2020 23:08:18 +0100 X-MC-Unique: r6pM3my1Ncyr0-LS7n86EQ-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Tue, 20 Oct 2020 23:08:17 +0100 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Tue, 20 Oct 2020 23:08:17 +0100 From: David Laight To: 'Marcelo Ricardo Leitner' , Michael Tuexen CC: Xin Long , network dev , "linux-sctp@vger.kernel.org" , Neil Horman , davem , Guillaume Nault , Paolo Abeni , Willem de Bruijn Subject: RE: [PATCHv4 net-next 16/16] sctp: enable udp tunneling socks Thread-Topic: [PATCHv4 net-next 16/16] sctp: enable udp tunneling socks Thread-Index: AQHWpydLGSoHIJDNH0uB1ZnpfnejBqmhC7cA Date: Tue, 20 Oct 2020 22:08:17 +0000 Message-ID: <1614a5aa143147a385f7db7bdda0bfd3@AcuMS.aculab.com> References: <20201019221545.GD11030@localhost.localdomain> <20201020211108.GF11030@localhost.localdomain> <3BC2D946-9EA7-4847-9C6E-B3C9DA6A6618@fh-muenster.de> <20201020212338.GG11030@localhost.localdomain> In-Reply-To: <20201020212338.GG11030@localhost.localdomain> Accept-Language: en-GB, en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8BIT Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org From: Marcelo Ricardo Leitner > Sent: 20 October 2020 22:24 ... > > > Did FreeBSD enable it by default too? > > No. The default is 0, which means that the encapsulation is turned off. > > Setting this sysctl variable to a non-zero value enables the UDP tunneling > > with the given port. > > Thanks Michael. > Xin, then we should change this default value (and update the > documentation above accordingly, to still have the standard port # > readily available in there). Does that mean that you can't have some 'normal' connections and others that use UDP encapsulation? Seems a pretty strong restriction. (I'm waiting for one of our customers to ask for this...) David - Registered Address Lakeside, Bramley Road, Mount Farm, Milton Keynes, MK1 1PT, UK Registration No: 1397386 (Wales)