From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-yk0-x230.google.com (mail-yk0-x230.google.com [IPv6:2607:f8b0:4002:c07::230]) (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 D037821F7E9 for ; Thu, 3 Sep 2015 11:02:54 -0700 (PDT) Received: by ykcf206 with SMTP id f206so51588517ykc.3 for ; Thu, 03 Sep 2015 11:02:53 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:in-reply-to:references:date:message-id:subject:from:to :cc:content-type; bh=sdaiSzxr7R60Dsxelp+7dNBudDr6lcBeHfSBdI3JFOk=; b=QxjPT7MrstYGMbrtJm8gSGBUL6Aq8Nsdwri1kMe46NljPpgbb5UNbpCCXxnjol+Fhf Js2qqVvShD2jI0BrRhxOgURTyRWlsDfmx/20aKe1iGkKXNIvWg7uuy+WVZDcq8tWghwX p1YFFtHZ6MNSQXr8cWd/4wpfoUrdiPC8ulCtVb3+J7mYlKU9IQSPT9Kzs4za06zFQsr3 KXew/2o9Hke6D9B2UDLvP+FopwqHVbmoRZtJvEcEgbB1rbWpESxny+8KxyeZjWt1CRs7 3eF7KKNS1hk62c8kK2q2uLPrMuXJO/y/gSTJtIKVo4pB+otj6eSo5P80uHwK2qkBiX8d bBxg== MIME-Version: 1.0 X-Received: by 10.170.88.10 with SMTP id f10mr12212695yka.80.1441303372902; Thu, 03 Sep 2015 11:02:52 -0700 (PDT) Received: by 10.37.33.66 with HTTP; Thu, 3 Sep 2015 11:02:52 -0700 (PDT) Received: by 10.37.33.66 with HTTP; Thu, 3 Sep 2015 11:02:52 -0700 (PDT) In-Reply-To: References: Date: Thu, 3 Sep 2015 21:02:52 +0300 Message-ID: From: Jonathan Morton To: Sebastian Moeller Content-Type: multipart/alternative; boundary=001a1139d9f48e3c8a051edb970a Cc: cake@lists.bufferbloat.net Subject: Re: [Cake] pppoe-ptm overhead calculation question 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: Thu, 03 Sep 2015 18:03:17 -0000 --001a1139d9f48e3c8a051edb970a Content-Type: text/plain; charset=UTF-8 I'm getting the distinct impression that VDSL1 & VDSL2 are completely different technologies with the misfortune of sharing an acronym and physical medium. It's certainly far too easy to confuse data about one for the other. Ideally, I'd like to see measurements on a real line to corroborate one way or the other. However, the use of a fixed-size word frame does sound much more elegant than HDLC. - Jonathan Morton --001a1139d9f48e3c8a051edb970a Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable

I'm getting the distinct impression that VDSL1 & VDS= L2 are completely different technologies with the misfortune of sharing an = acronym and physical medium.=C2=A0 It's certainly far too easy to confu= se data about one for the other.

Ideally, I'd like to see measurements on a real line to = corroborate one way or the other.=C2=A0 However, the use of a fixed-size wo= rd frame does sound much more elegant than HDLC.

- Jonathan Morton

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