From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-la0-x235.google.com (mail-la0-x235.google.com [IPv6:2a00:1450:4010:c03::235]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id B8D2C21F971 for ; Tue, 6 Oct 2015 06:56:20 -0700 (PDT) Received: by laddr2 with SMTP id dr2so27329899lad.3 for ; Tue, 06 Oct 2015 06:56:14 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=content-type:mime-version:subject:from:in-reply-to:date:cc :content-transfer-encoding:message-id:references:to; bh=BJWyahqN9MTFHt9pswqKTyzLZGzcKIpXlpznHAUhDzM=; b=ZZXmhnTLvf9/eWwyVIGZOKXZ0GafqmHd0vlNxK1nso6+BDH5WkJsOUNdXTj1+fFlmp MyPpVDM9FJWwBpNq8A9OndJZ/uVAdWTR8IyQlgkN/9DJiNN/KUPak84DGAvrQTJM9juP +pizVfg5qfvccp/EX/klZNr4oaKXxp9tz3R7WJq5DR6Tv1sHhQMqzNGV6BHpiMlCrIpj 0E7NPICA45zx+AvlKOZM7VagJFyFKbPNvwzz8nxoS/AdOikP2fyCnM/+f41+A6wj+rjb sylhfnuqPe3Ec+muzuL+K8ejgrK3LOgApbr3G+jSOFd9qFXggT+T9ptBkDHJLKfxilvW /fdA== X-Received: by 10.112.164.35 with SMTP id yn3mr14486439lbb.18.1444139774352; Tue, 06 Oct 2015 06:56:14 -0700 (PDT) Received: from bass.home.chromatix.fi (176-93-46-50.bb.dnainternet.fi. [176.93.46.50]) by smtp.gmail.com with ESMTPSA id c4sm5355999lfb.11.2015.10.06.06.56.13 (version=TLSv1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Tue, 06 Oct 2015 06:56:13 -0700 (PDT) Content-Type: text/plain; charset=utf-8 Mime-Version: 1.0 (Mac OS X Mail 8.2 \(2104\)) From: Jonathan Morton In-Reply-To: Date: Tue, 6 Oct 2015 16:56:10 +0300 Content-Transfer-Encoding: quoted-printable Message-Id: References: <0EB23696-5866-48C5-AC7E-B8570C7AA900@gmx.de> <561369A9.2090607@darbyshire-bryant.me.uk> <0F1BBA35-381C-4405-967A-3E266CFCC6F1@gmx.de> <87k2r02z4d.fsf@toke.dk> <87fv1o2yfj.fsf@toke.dk> <98210F4F-DBFA-4BF4-8184-F8C3446E5605@gmx.de> <87bncc2xxo.fsf@toke.dk> <40678341-B798-4832-95E5-2659E0EF24D2@gmail.com> <46314F4D-74CA-4E3B-9F92-63F8A4136C9B@gmx.de> To: Dave Taht X-Mailer: Apple Mail (2.2104) Cc: cake@lists.bufferbloat.net Subject: Re: [Cake] flow_hash vs host_hash X-BeenThere: cake@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Cake - FQ_codel the next generation List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 06 Oct 2015 13:56:49 -0000 > On 6 Oct, 2015, at 15:51, Dave Taht wrote: >=20 > In most scenarios the top level hash for per station queuing on > ethernet would be source or destination macaddr, thus bypassing ipv4 = or ipv6. Not when we=E2=80=99re talking about a router connected to a separate = modem over Ethernet, or some device that pretends to be Ethernet (as one = of my 3G dongles does). That=E2=80=99s a very common scenario, and it = would hide all of the host information if it relied entirely on MAC = addresses. MAC addresses are more relevant to wifi links. - Jonathan Morton