From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ie0-x234.google.com (mail-ie0-x234.google.com [IPv6:2607:f8b0:4001:c03::234]) (using TLSv1 with cipher RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority" (verified OK)) by huchra.bufferbloat.net (Postfix) with ESMTPS id 391F421F1EE for ; Sun, 16 Jun 2013 13:57:18 -0700 (PDT) Received: by mail-ie0-f180.google.com with SMTP id f4so5392078iea.11 for ; Sun, 16 Jun 2013 13:57:17 -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:content-transfer-encoding; bh=Qyu/mlj+Fm2PpGI5OACwLDZpKtgKMxZoCnk3gZ18jeo=; b=tHC3cBD30zYJOGyMwY0oo3+t513WbvvVIi0fzcrffF6IOnJ04hexSqfT7sF2mdXr/X 6zm7y3R5A1nF/CKiqFev4cweyAGxkQITLOhkcCsBKPT8OQ2j2dCho+YsTAOwSQfzU0o8 ezzR59KkdADFYeeExibiPY70CyFI+jalS0Onc2ZwPY80DC7G19+JOxjeEl8Rq8QMb0Uw aHG6BVdwePaiVnHYCr51CCXxyxFzX976NBQiOn+gjNPDk8JbZ26SvO5CvNUIfG/dpNo1 Fvv50oqteRrvDirtcIe1yjFj1fryRVSq/w1Ofaq+qaDQx071N9nrknwnE+8sbkmlL/1b pCPA== MIME-Version: 1.0 X-Received: by 10.50.114.229 with SMTP id jj5mr3348742igb.36.1371416237690; Sun, 16 Jun 2013 13:57:17 -0700 (PDT) Received: by 10.64.45.137 with HTTP; Sun, 16 Jun 2013 13:57:17 -0700 (PDT) In-Reply-To: <8738shrd0p.fsf@toke.dk> References: <8738shsx3w.fsf@toke.dk> <87vc5drhdj.fsf@toke.dk> <87bo75rgp5.fsf@toke.dk> <8738shrd0p.fsf@toke.dk> Date: Sun, 16 Jun 2013 13:57:17 -0700 Message-ID: From: Dave Taht To: =?ISO-8859-1?Q?Toke_H=F8iland=2DJ=F8rgensen?= Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: cerowrt-devel@lists.bufferbloat.net Subject: Re: [Cerowrt-devel] trivial 6in4 fix(?) X-BeenThere: cerowrt-devel@lists.bufferbloat.net X-Mailman-Version: 2.1.13 Precedence: list List-Id: Development issues regarding the cerowrt test router project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sun, 16 Jun 2013 20:57:18 -0000 On Sun, Jun 16, 2013 at 1:55 PM, Toke H=F8iland-J=F8rgensen = wrote: > Sebastian Moeller writes: > >> As far as I can tell at least VDSL typically means VDSL2 and that >> probably means PTM instead of ATM. In essence this means you do not >> have to deal with ATMs 48 payload bytes per 53 byte cell transport >> inefficiencies. So all you need to deal with is per packet overhead. >> Then again I am sure you probably know that already. (Sidenote, as far >> as I understand (so not very far) using ATM for DSL connections with >> POTS service in the lower frequency range never made much sense at >> all, the 5 byte ATM header typically was constant and by that just >> ballast and the 48 byte quantization on the last mile never came with >> any benefits, but I digress) > > Right, thanks. So that means the overhead is constant per (ethernet) > package? So what's the MTU on VSDL2? Is PPPOE used? > -Toke --=20 Dave T=E4ht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.= html