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 Received: from lists.zx2c4.com (lists.zx2c4.com [165.227.139.114]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id E343CC433EF for ; Mon, 21 Feb 2022 19:20:02 +0000 (UTC) Received: by lists.zx2c4.com (OpenSMTPD) with ESMTP id e597d2f8; Mon, 21 Feb 2022 19:18:50 +0000 (UTC) Received: from isrv.corpit.ru (isrv.corpit.ru [86.62.121.231]) by lists.zx2c4.com (OpenSMTPD) with ESMTPS id 84aff627 (TLSv1.3:AEAD-AES256-GCM-SHA384:256:NO) for ; Mon, 21 Feb 2022 19:18:49 +0000 (UTC) Received: from tsrv.corpit.ru (tsrv.tls.msk.ru [192.168.177.2]) by isrv.corpit.ru (Postfix) with ESMTP id A83EC4062C; Mon, 21 Feb 2022 22:18:49 +0300 (MSK) Received: from [192.168.177.130] (mjt.wg.tls.msk.ru [192.168.177.130]) by tsrv.corpit.ru (Postfix) with ESMTP id 8DF9611A; Mon, 21 Feb 2022 22:16:47 +0300 (MSK) Message-ID: Date: Mon, 21 Feb 2022 22:18:48 +0300 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:91.0) Gecko/20100101 Thunderbird/91.6.0 Subject: Re: WireGuard Windows should have default MTU of 1280. Content-Language: en-US To: Michael Adams , wireguard@lists.zx2c4.com References: From: Michael Tokarev In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit 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" 21.02.2022 22:11, Michael Adams wrote: > Throwing in my two cents: I was using MTU 1280 on Tinc a few years back, for IPv6 VPN support on Windows & Linux. It's good practice. BTW, tinc is quite good these days at figuring the right pMTU. It fails only in case of completely broken network.. /mjt