From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-ie0-f180.google.com (mail-ie0-f180.google.com [209.85.223.180]) (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 542FE21F1F4 for ; Thu, 17 Jan 2013 05:41:07 -0800 (PST) Received: by mail-ie0-f180.google.com with SMTP id c10so4666069ieb.39 for ; Thu, 17 Jan 2013 05:41:06 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20120113; h=mime-version:x-received:date:message-id:subject:from:to :content-type; bh=CwjgpWFBBYSvBnX9plvqOPj2X7QC8vZ5M4NqwbCblAY=; b=yeMGJa3fJVJAi3Uha6SPxQGg0BCFnsn/y1/AvkRryvMS1OrBD7aBjqmYOvKjLqERrz A5/dlR0a0Lfkj16I5CVREKyWj3N3y3Hti0dG8EMBUPPPzpU7mtfZ8znE5ASB/x/wP0Ht wpmxTpfcrznFsBdrQsWtFp59SVpk4sGIZYx7VFt73IO2+SnClZL9b6qv9tLcrLV5SIjn kgmQeDmzCdYkOKpyEnHfQ0PfY9htoRS8I4qBsx0/ioQ8yXLHo/bv1m511mMT+qfHq5vg l1+m9kSIMVramjUY2nLz/00LznqkXcWLUOnyxLxGP2MAYnCi9t9b0JKWYcCY/kJowvQ8 oDnA== MIME-Version: 1.0 X-Received: by 10.50.187.225 with SMTP id fv1mr7787204igc.96.1358430066504; Thu, 17 Jan 2013 05:41:06 -0800 (PST) Received: by 10.64.135.39 with HTTP; Thu, 17 Jan 2013 05:41:06 -0800 (PST) Date: Thu, 17 Jan 2013 05:41:06 -0800 Message-ID: From: Dave Taht To: cerowrt-devel@lists.bufferbloat.net Content-Type: multipart/alternative; boundary=14dae9340fe190f5cc04d37c254b Subject: [Cerowrt-devel] Cerowrt 3.7.2-4 released, multicast (PIM and IGMP) fixed, kernel matches 3.3.8 again 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: Thu, 17 Jan 2013 13:41:07 -0000 --14dae9340fe190f5cc04d37c254b Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable OK, well, I enabled pim, robert bradley killed more traps, and I bumped the clock rate up, so we basically now have the same kernel config that 3.3.8 had. As well as had polipo try TFO by default, and update uftp to 3.7.1, and tried to config dhcpv6 appropriately for dhcpv6, and twiddle some firewall rules. And booted it up only to see no /proc/whatever/net/igmp file once again, and no 224.x.x.x in ip maddr... It turned out the igmp entries in /proc ARE being stripped out by a openwrt patch... which I killed... so I built it again.... and walla! ip maddr shows multicast stuff and the igmp file exists. Hopefully this will resolve the dlna issue and others. Get it at: http://snapon.lab.bufferbloat.net/~cero2/cerowrt/wndr/3.7.2-4/ BTW: I had a little fun with uftp and uftpd with this (which are capable of thoroughly exercising multicast and igmp) http://www.tcnj.edu/~bush/uftp.html Basically setting up a uftpd client on a couple of machines and initiating uftp from the router, or vice versa, I was able to transfer multiple files around at the same time to multiple machines over wifi and wired. I've long yearned to have time to truly benchmark multicast at scale, and that's why uftp has been in there so long... To setup uftpd on cero (the file receiving deamon) uftpd -I se00,sw00,sw10,gw00,gw10 -D /tmp # or somewhere To send a file from somewhere to a listening uftpd uftp -I the_interface thefile tons of options, and it's kind of inobvious that sending files requires an interface to send on, and that the mesh interfaces won't multicast... happy multicasting. Have fun with high rates over wifi, in particular.... --=20 Dave T=E4ht Fixing bufferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.html --14dae9340fe190f5cc04d37c254b Content-Type: text/html; charset=ISO-8859-1 Content-Transfer-Encoding: quoted-printable OK, well, I enabled pim, robert bradley killed more traps, and I bumped the= clock rate up,
so we basically now have the same kernel config that 3.3= .8 had.

As well as had polipo try TFO by default, and update uftp to= 3.7.1, and tried to
config dhcpv6 appropriately for dhcpv6, and twiddle some firewall rules.
And booted it up only to see no /proc/whatever/net/igmp file once agai= n,
and no 224.x.x.x in ip maddr...

It turned out the igmp entries= in /proc ARE being=A0 stripped out by a
openwrt patch... which I killed... so I built it again....

and walla= ! ip maddr shows multicast stuff and the igmp file exists.

Hopefully= this will resolve the dlna issue and others.

Get it at:

http://snapon.lab.bufferbloat.net/~cero2/cerowrt/wndr/3= .7.2-4/

BTW:

I had a little fun with uftp and uftpd with = this (which are capable
of thoroughly exercising multicast and igmp)

http://www.tcnj.edu/~bush/uftp= .html

Basically setting up a uftpd client on a couple of machine= s and
initiating uftp from the router, or vice versa, I was able to transfer
multiple files around at the same time to multiple machines
over wifi an= d wired.

I've long yearned to have time to truly benchmark multi= cast
at scale, and that's why uftp has been in there so long...

To setup uftpd on cero (the file receiving deamon)

uftpd -I se00= ,sw00,sw10,gw00,gw10 -D /tmp # or somewhere

To send a file from some= where to a listening uftpd

uftp -I the_interface thefile

tons of options, and it's kind of inobvious that sending files
requi= res an interface to send on, and that the mesh interfaces
won't mult= icast...

happy multicasting. Have fun with high rates over wifi,
in particular....

--
Dave T=E4ht

Fixing buf= ferbloat with cerowrt: http://www.teklibre.com/cerowrt/subscribe.html= =20 --14dae9340fe190f5cc04d37c254b--