From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-we0-x22a.google.com (mail-we0-x22a.google.com [IPv6:2a00:1450:400c:c03::22a]) (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 D12B921F0B3 for ; Sun, 30 Mar 2014 15:10:33 -0700 (PDT) Received: by mail-we0-f170.google.com with SMTP id w61so4071834wes.1 for ; Sun, 30 Mar 2014 15:10:31 -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=L+LlUG4BbobcSQpWwqgK5CnpwgY3RsjucYzrlVKIJqU=; b=Yn0O09wsdZIXW/NJZO52Cj2aaz/jr30p0iq3EZF3ixg/3C9BqcBTQKYWeWNA/0pxrF 8yIWgO05cYSqW/ou5U/71rBKDRM7FDCfTV9qpbXj2l8f0JChkCaqxXogLdx9VF2nT0Kt im24dCSM6oegvcbqJVZTqaRz3V+OXfb/Wo1hHL/MAOQrnljcTBg1YpOofw+HhPSqD3bl fn2WNiJytkpmQeAZBXw6RK2v1MUCQvH6x3iwmAfEFs65Fwy6OF6tGLTMM4Jdx+ekpaZL UM28HsVp5jm4gQEPMHuNA1SwXSkaejdQ5vTGY3hSKgYBytuqD8cXHxFuEgr+OO7LRXAO 447w== MIME-Version: 1.0 X-Received: by 10.194.241.132 with SMTP id wi4mr9556708wjc.14.1396217431757; Sun, 30 Mar 2014 15:10:31 -0700 (PDT) Received: by 10.216.8.1 with HTTP; Sun, 30 Mar 2014 15:10:31 -0700 (PDT) In-Reply-To: <18138.1396217015@sandelman.ca> References: <30456.1396032043@sandelman.ca> <30177.1396127292@sandelman.ca> <18138.1396217015@sandelman.ca> Date: Sun, 30 Mar 2014 15:10:31 -0700 Message-ID: From: Dave Taht To: Michael Richardson Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable Cc: "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] Fwd: wndr3800 replacement 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, 30 Mar 2014 22:10:34 -0000 On Sun, Mar 30, 2014 at 3:03 PM, Michael Richardson wrot= e: > > Dave Taht wrote: > >> Dave Taht wrote: >> that is just fine. I do= n't > >> expect 24-ports of GbE. >> (I was expecting that cisco switch to = do > >> that... sadly no lost packets >> on a $100 unmanaged FE switch...) > >> > >> > I started looking at the edgerouter LTE and related boxes again.= > > >> Does anyone else have one? > >> > >> I have ordered the 5-port POE one. > > > Does that support gigabit POE? > > Unclear... web site says: > 10/100/1000 Ethernet ports that support 24V or 48V PoE output > with software-selectable voltage control* > > >> My understanding is that it runs Vyatta. I would suspect that give= n > >> that the > > > It is running an older version of vyatta, yes. > > okay. > > >> edgerouter is MIPS, and has "special hardware", that VyOS might no= t > >> have the > > > Not sure what the offloads buy you, except added latency. They are > > easily disabled for testing various qdiscs... (can't remember the > > command offhand) > > >> right support for that hardware. I'm going to talk to Ubiquity if= I > >> can on Monday. It might not make sense to run *Wrt on this device= , > >> not sure. > > > There is a pretty modern looking up-to-date build of openwrt for th= e > > edgerouter, using 3.10, and so on. I am told however, that there ar= e > > some problems with the toolchain, which show up when you try to use > > iptables. Haven't tried it myself (my edgerouter is 60km away), and > > don't know how to flash openwrt onto it in the first place. > > okay. > > > the current edgerouter firmware (v.1.4.1) is based on 3.4.23, and h= as > > all the bugs in the 3.4 series. > > > I backported fq_codel and the latest flow hashing stuff to that > > version; patch 0013 is a little problematic as yet: > > why did you backport, rather than move the kernel forward? Getting a new kernel version stable is kind of a long, hard effort, don't you think? Adding a single feature seems simpler... > Are there custom pieces in 3.4 which need to be forward ported? Doesn't look like it. Of course, any major kernel version change requires extensive testing... > > http://snapon.lab.bufferbloat.net/~cero2/edgerouter-fq_codel-patche= s/ Wanted to convince ubnt that there was value in fq_codel. They only just released v1.4.1 with 3.4 (a huge jump forward from their last release), the prospect of another 3 year jump nonplussed them. Besides the openwrt version is already at 3.10, and I was curious as to being able to compare 3.4 vs 3.x, and how another OS implements QoS. (they have a cisco IOS like interface that appears to be written in Perl) I just retrieved my edgerouter this morning and have a kernel built... > > -- > ] Never tell me the odds! | ipv6 mesh netwo= rks [ > ] Michael Richardson, Sandelman Software Works | network archite= ct [ > ] mcr@sandelman.ca http://www.sandelman.ca/ | ruby on rails= [ > --=20 Dave T=E4ht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.= html