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,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 869FFC28CBC for ; Wed, 6 May 2020 22:26:21 +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 2CC8920753 for ; Wed, 6 May 2020 22:26:20 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (2048-bit key) header.d=zx2c4.com header.i=@zx2c4.com header.b="NYxRliEZ" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 2CC8920753 Authentication-Results: mail.kernel.org; dmarc=pass (p=none dis=none) header.from=zx2c4.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 a7c15ff1; Wed, 6 May 2020 22:12:50 +0000 (UTC) Received: from mail.zx2c4.com (mail.zx2c4.com [192.95.5.64]) by krantz.zx2c4.com (ZX2C4 Mail Server) with ESMTPS id 1c5c354e (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Wed, 6 May 2020 22:12:47 +0000 (UTC) Received: by mail.zx2c4.com (ZX2C4 Mail Server) with ESMTP id b5e1f379 for ; Wed, 6 May 2020 22:12:47 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha1; c=relaxed; d=zx2c4.com; h=mime-version :references:in-reply-to:from:date:message-id:subject:to:cc :content-type; s=mail; bh=jS2hoyUdprT/Za0PX4hHBxHxAWw=; b=NYxRli EZ0iE7UTWt8fWoHDPvX3UjDSUjvbIrLEICd0Pqz/zy7EZZUvbQEUz3lwrMY2PZP3 2gTmggNK9fVWdtGOSG3elYKhuHUUHnT1Sqn5KhdbY7ndT3eTjf6nauSSnQPDcu1Y pDA9wooMqZHLHUVXluEWAxMxjVDe8Mf1O67f+5juVI2CJCWsG0TPj8U63NZUv3Rx dpuApn97U2B06QpPUa9dVu3SzhaEOjgQaAPx2VqJrFt47mywt2O4oNp/1psSUSIV WGs1H9YursmY6y/8hlx8EP/rZiA7a03eS7VCDXqgRdnySymiGDzKw6d5GAKtn4QC hkR5i77G0NwHQdmg== Received: by mail.zx2c4.com (ZX2C4 Mail Server) with ESMTPSA id 7bd1185b (TLSv1.3:TLS_AES_256_GCM_SHA384:256:NO) for ; Wed, 6 May 2020 22:12:47 +0000 (UTC) Received: by mail-io1-f50.google.com with SMTP id k6so2227870iob.3 for ; Wed, 06 May 2020 15:25:30 -0700 (PDT) X-Gm-Message-State: AGi0PublQpQIWaEKKZx6iyXrl8WjEx7dzsn0do4+3qUoq4lY0zeoo5kY 26kRllc/dQqByQcPhZmqCR5pKy83q4ud0IM1uok= X-Google-Smtp-Source: APiQypK1ULO7ubyQlCPQMM8lRNU5WVuahIkOMm1uwypUibMHQpzP6LuOwt+8hxFW70EZ5iRcWLsQ69WwOA4fqXjExTg= X-Received: by 2002:a02:b88e:: with SMTP id p14mr10374808jam.36.1588803930091; Wed, 06 May 2020 15:25:30 -0700 (PDT) MIME-Version: 1.0 References: <71c12e22-c7b6-9753-cc44-aac0f51592ff@pallas.us> <9c64d009-4c24-425f-9126-ba93279c208e@www.fastmail.com> In-Reply-To: <9c64d009-4c24-425f-9126-ba93279c208e@www.fastmail.com> From: "Jason A. Donenfeld" Date: Wed, 6 May 2020 16:25:19 -0600 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: WireGuard over WireGuard To: Justin Kilpatrick Cc: WireGuard mailing list Content-Type: text/plain; charset="UTF-8" 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 Wed, May 6, 2020 at 4:24 PM Justin Kilpatrick wrote: > > > 1340 or 1360 > > Why two options? I've been using 1340 for a long time. WireGuard over IPv4 has a 60 byte overhead. WireGuard over IPv6 has an 80 byte overhead.