From owner-freebsd-current@freebsd.org Mon Apr 5 09:59:56 2021 Return-Path: Delivered-To: freebsd-current@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id B7F565B1511; Mon, 5 Apr 2021 09:59:56 +0000 (UTC) (envelope-from rozhuk.im@gmail.com) Received: from mail-lf1-x12b.google.com (mail-lf1-x12b.google.com [IPv6:2a00:1450:4864:20::12b]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4FDR3H65CZz3n4P; Mon, 5 Apr 2021 09:59:55 +0000 (UTC) (envelope-from rozhuk.im@gmail.com) Received: by mail-lf1-x12b.google.com with SMTP id o10so16618932lfb.9; Mon, 05 Apr 2021 02:59:55 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:date:to:subject:message-id:in-reply-to:references:mime-version :content-transfer-encoding; bh=g3CtsJ/ZCnG0Xzyj7/OR7PbIWTu4Iesg1nSKZt1xqhY=; b=AxSKrk9Fd+gBZghlzMezLm76oS5ZZFSA4hzi+Ce8gT9Yn+ndeoDqlDA605TXO57NS0 UTaj/MqktmTbt8WXPbKiIyl7PYohUwC+QzAr/DXHUl7CTnsz5eW1XAEwOYDSmFW0VYXz 7IJgtlJ0IJZgkcMSF/OPHS7SLn/mNg/6pPnnNFUrcI1EuBFBPl+Y5L4kV9pi0Y0ch3QP qPRchV2jrX6gasutaWHypvLjAUZ7E53bK3F8+M4d6pQtKsg286tDRRZIzW9h1ZX6bTc2 XqtJKMYXzBN71bVW25Gqxe1wBHcxRWhWTMsQ0yvW1cr2uiXfYqnNz1qBTRLnEY45Pk/i EexA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:from:date:to:subject:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=g3CtsJ/ZCnG0Xzyj7/OR7PbIWTu4Iesg1nSKZt1xqhY=; b=O19no73NbLvH7BAIx/2DmWk+pNPjIxLPDafGaWxVhadLC5RRMUu2oyrT60iRa6TB5S 3OFUzDflxVvkalGX1DeUYS2xF3lpjQi5PzWsgsVFDOiVyU4DNZDfmQDaRymK2VNt9VFt TKjYLCXHGfVfZRrdzL1VJCIb1/sLUyRQcTcpLBqn2AKLs1MRbfHDXcW0alDM0+8PWS3L HY1f6Zeywp9O7VWjfCdkj8xXpiB3O2yd5oDu5Q6R+3o2mc7xo2ADaUjOxGMDubTldIIn d26V9qIFYU0bq/wqW2UrxxCjaf/jpDIB+YGrE4Vgkl7xSty+VGf4LmFP6/xBvHYLaE5X 7LIA== X-Gm-Message-State: AOAM532B5yIkza98w6MqaxNfSzZ/6jfKB9dirMBkgviE8fkwftohpBU1 isU0eof8IODQtYhqH2EvySkVW2ASMjAubw== X-Google-Smtp-Source: ABdhPJyvotrZyulGz2UUV/oYfg1+NdNi60xZDnViSbgiHHv6bnHxnH6hLUh96Lryo9xg2nrc24ZkZA== X-Received: by 2002:ac2:434d:: with SMTP id o13mr16740076lfl.478.1617616792305; Mon, 05 Apr 2021 02:59:52 -0700 (PDT) Received: from rimwks.local ([2001:470:1f15:3d8:d45f:d9af:2e75:d996]) by smtp.gmail.com with ESMTPSA id r1sm1809979ljn.71.2021.04.05.02.59.51 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Apr 2021 02:59:52 -0700 (PDT) From: Rozhuk Ivan X-Google-Original-From: Rozhuk Ivan Date: Mon, 5 Apr 2021 12:59:49 +0300 To: freebsd-current@freebsd.org, "freebsd-net" , Rozhuk Ivan Subject: Re: TCP Connection hang - MSS again Message-ID: <20210405125949.5a81753e@rimwks.local> In-Reply-To: <20210405124450.7505b43c@rimwks.local> References: <20210405124450.7505b43c@rimwks.local> X-Mailer: Claws Mail 3.17.8 (GTK+ 2.24.33; amd64-portbld-freebsd13.0) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 4FDR3H65CZz3n4P X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=gmail.com header.s=20161025 header.b=AxSKrk9F; dmarc=pass (policy=none) header.from=gmail.com; spf=pass (mx1.freebsd.org: domain of rozhukim@gmail.com designates 2a00:1450:4864:20::12b as permitted sender) smtp.mailfrom=rozhukim@gmail.com X-Spamd-Result: default: False [-2.48 / 15.00]; RCVD_VIA_SMTP_AUTH(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; R_SPF_ALLOW(-0.20)[+ip6:2a00:1450:4000::/36]; RCVD_COUNT_THREE(0.00)[3]; DKIM_TRACE(0.00)[gmail.com:+]; DMARC_POLICY_ALLOW(-0.50)[gmail.com,none]; FREEMAIL_TO(0.00)[freebsd.org,gmail.com]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+]; RBL_DBL_DONT_QUERY_IPS(0.00)[2a00:1450:4864:20::12b:from]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:15169, ipnet:2a00:1450::/32, country:US]; TAGGED_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[gmail.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; R_DKIM_ALLOW(-0.20)[gmail.com:s=20161025]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_SPAM_SHORT(0.52)[0.522]; NEURAL_HAM_LONG(-1.00)[-1.000]; TAGGED_RCPT(0.00)[]; MIME_GOOD(-0.10)[text/plain]; SPAMHAUS_ZRD(0.00)[2a00:1450:4864:20::12b:from:127.0.2.255]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[2a00:1450:4864:20::12b:from]; RCVD_TLS_ALL(0.00)[]; MAILMAN_DEST(0.00)[freebsd-current,freebsd-net] X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Mon, 05 Apr 2021 09:59:56 -0000 On Mon, 5 Apr 2021 12:44:50 +0300 Rozhuk Ivan wrote: > FreeBSD 13 desktop have no known problems with other websites. > Only with one remonte FreeBSD 12 with same sysctl.conf and mtu 9k. Forgot. FreeBSD 12 reply with MSS 8960, and I fix it in PF: > scrub in on $ext_v4_if0 all max-mss 1400 so only https://online.sberbank.ru/CSAFront/index.do#/ time to time reply without mss option.