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=-0.8 required=3.0 tests=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 4FA6BC10F29 for ; Mon, 16 Mar 2020 00:20:46 +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 E6D0E205ED for ; Mon, 16 Mar 2020 00:20:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="Rm+jNcrW" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org E6D0E205ED Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=gmail.com 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 1b4fd861; Mon, 16 Mar 2020 00:14:25 +0000 (UTC) Received: from mail-lj1-x22f.google.com (mail-lj1-x22f.google.com [2a00:1450:4864:20::22f]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id f0d311f5 (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Sat, 14 Mar 2020 14:46:13 +0000 (UTC) Received: by mail-lj1-x22f.google.com with SMTP id o10so13764212ljc.8 for ; Sat, 14 Mar 2020 07:52:04 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=mime-version:references:in-reply-to:reply-to:from:date:message-id :subject:to; bh=IdJhei3kCPrYdXbNMM1UDgTg6XT8qdJ3iWzKreJVbXU=; b=Rm+jNcrWYbr5GmP7lhf02T+R66tTwR3+UZDtOe9/A24Ikcbymy/zYaDbmDggHXOnJJ jm3eFe12oK8CYv8u5Djcs8P86DtiMpt7dx41m3iaBoE7dL7/AV4p+ftlpat32lYyYzCb nNpoV75YDs37mQBBSx4oUcEUqtWhcATa3iMlmdOyYjTQz/cK6hHw9Zs3MlAYzUIJ/0T4 /Ak847PAFj9BLjNVoLXqOtmEOJlPGVRWUuSeHQj3OD+HqN4iF4h+0Ma4KD4E3gUPXOzh vr2LCBwnCHcM7FMP67lkvUnsg2ewVGDyfNd9dqpGOGxrinOsnOmpV4zYcLEBDQjYj7mn JebQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:reply-to :from:date:message-id:subject:to; bh=IdJhei3kCPrYdXbNMM1UDgTg6XT8qdJ3iWzKreJVbXU=; b=KOabUa8qMqT/iOJDUvmqprfnCJ6zJ5OcqyPViPvtRLgLuHNy+N0yiLfWX5+5Xq56Wm 3DIELeGrlVm1kjDpRhSJ2WUbgTLnfPLRAxCzs7S/aWWEKmmAovN8q1ImkSBVeJbFgxXb pmAyVXvQGVRphny6fDrY9Y+D6nQ14VfNdrLej5GkwijfjxBsAdlCUwi1z7H5L/KvYTcn Y3pP5aINI5va4cmt11PywKsamKyGLyCJ8jxh5MVYc1ggOUuQUKNMnIl871TD/blw4x9/ qDF9RV22zppj6bFx3EssDbj5R2NOAp/U57f5+NXyeB348DUs4OU7fPSOwxPE6/FCWp/A JT5Q== X-Gm-Message-State: ANhLgQ1tEJ2v1cj9rqrePYfX5+pk8GUOaivSlACf5/CA2nDzzp6szQ4I U7BAd1nh9vd0mZm7kOUC8N8NGXLAbim/zjaxuG7XhL8+ X-Google-Smtp-Source: ADFU+vu/vfDPOpAEv2byatr5RXoKy3Lz3l96Tmz/cvs3nB58jncJuOtiAuJScZFsh8PobEjObou8VmDIgh34+LzzmbI= X-Received: by 2002:a05:651c:502:: with SMTP id o2mr11463172ljp.150.1584197521730; Sat, 14 Mar 2020 07:52:01 -0700 (PDT) MIME-Version: 1.0 References: <327df26ff0e515425bc0b18084117b7ae065d97b.camel@gmail.com> In-Reply-To: From: Torsten Krah Date: Sat, 14 Mar 2020 15:51:51 +0100 Message-ID: Subject: Re: Endpoint address dns resolution - option to prefer IPv6 or IPv4 To: wireguard@lists.zx2c4.com Content-Type: text/plain; charset="UTF-8" X-Mailman-Approved-At: Mon, 16 Mar 2020 01:14:22 +0100 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: , Reply-To: krah.tm@gmail.com Errors-To: wireguard-bounces@lists.zx2c4.com Sender: "WireGuard" resend to the list: Hm, sorry I don't get the message. Imho its down to the user. I can choose to use ping or ping6 or tell e.g. java via a system property to prefer IPv4 if dual stack is available. In wireguard I can force ipv6 only by writing an ipv6 address in the endpoint, but via dns ... how to choose which one I prefer? kind regards