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=-10.3 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=ham 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 A6510C4363D for ; Tue, 22 Sep 2020 18:55:29 +0000 (UTC) Received: from krantz.zx2c4.com (krantz.zx2c4.com [192.95.5.69]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id E8B4620936 for ; Tue, 22 Sep 2020 18:55:28 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E8B4620936 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=pallas.us Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=wireguard-bounces@lists.zx2c4.com Received: by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTP id 5b628b0f; Tue, 22 Sep 2020 18:23:58 +0000 (UTC) Received: from telperion.info ( [2600:3c01::f03c:91ff:fe96:a052]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id 678311d2 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Tue, 22 Sep 2020 18:23:53 +0000 (UTC) Received: from [192.168.127.224] (184-23-8-77.dsl.static.fusionbroadband.com [::ffff:184.23.8.77]) (AUTH: LOGIN pallas, ) by telperion.info with ESMTPSA id 00000000000467DC.000000005F6A4890.00002E41; Tue, 22 Sep 2020 11:55:10 -0700 Subject: Re: Interest in adding multicast support to Wireguard? From: Derrick Lyndon Pallas To: Reid Rankin , "Jason A. Donenfeld" Cc: WireGuard mailing list References: <9b4ba85a-633a-04ed-ca15-eb29d476cd57@pallas.us> Message-ID: Date: Tue, 22 Sep 2020 11:54:03 -0700 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:68.0) Gecko/20100101 Thunderbird/68.12.0 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-BeenThere: wireguard@lists.zx2c4.com X-Mailman-Version: 2.1.30rc1 Precedence: list List-Id: Development discussion of WireGuard List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" On 9/21/20 8:16 AM, Derrick Lyndon Pallas wrote: > As an aside, it looks like at least one Wireguard (protocol) implementation [1] actually does implement all-or-nothing multicast/broadcast in their client: note the AllowMulticast option in [2]. They also explicitly enable ICMPv6 Neighbor Solicitation. [1] https://github.com/TunSafe/TunSafe/ [2] https://tunsafe.com/user-guide/config