From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-oi0-x233.google.com (mail-oi0-x233.google.com [IPv6:2607:f8b0:4003:c06::233]) (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 B4FD621F239 for ; Mon, 24 Nov 2014 13:36:35 -0800 (PST) Received: by mail-oi0-f51.google.com with SMTP id e131so7268688oig.24 for ; Mon, 24 Nov 2014 13:36:34 -0800 (PST) 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=J5F4BweslG0/3d64cCZO/bJhPTJTzIxFpoqGpfUOlfk=; b=s+OUb+yHdPhJ/v9uyj7zWztjrQChfGrwafsWZtES65h6CgQZa/FVJE0d6AND08cpVu 5PiB+AJWVBOHbQzTDqHz4qb9MvMpXoHEK0x6z9wRrFHm49OhNOKX3C4QLcUFBNDCVxJA ESAh21E9231TCU1RUl0704VC/KtTlatAFswmxCrLvaE4GeAz1kM5hT2IjNHhEiZHH0fi PVAr3lVcFYBkLu3w2t67S+X/qzIMExAfoValZErczZwBnYshuS2TnzkjzBK3pFl7yASg YejVnsbH4B3pAUaWT4ZjH2LkUKxfJ34XIuvNWuSeJXUWw/uJs060G7g8yw1MCbEyL7hP 0E8A== MIME-Version: 1.0 X-Received: by 10.202.209.200 with SMTP id i191mr11734187oig.134.1416864994256; Mon, 24 Nov 2014 13:36:34 -0800 (PST) Received: by 10.202.227.211 with HTTP; Mon, 24 Nov 2014 13:36:34 -0800 (PST) In-Reply-To: <5473A25A.9000009@thekelleys.org.uk> References: <5473A25A.9000009@thekelleys.org.uk> Date: Mon, 24 Nov 2014 13:36:34 -0800 Message-ID: From: Dave Taht To: Simon Kelley Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable Cc: dnsmasq-discuss , "cerowrt-devel@lists.bufferbloat.net" Subject: Re: [Cerowrt-devel] [Dnsmasq-discuss] Trying to get hnetd working, trying to get distributed dns better 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: Mon, 24 Nov 2014 21:37:04 -0000 On Mon, Nov 24, 2014 at 1:25 PM, Simon Kelley wro= te: > On 23/11/14 17:16, Dave Taht wrote: >> I setup a bunch of picostations running openwrt barrier breaker to try >> and get hnetd working, some details here: >> >> https://plus.google.com/u/0/107942175615993706558/posts/jV9WJyEYGGP >> >> Ran into problems also with getting reverse dns to work right. >> > > > You're doing stuff like rev-server=3D172.23.2.0/23,172.23.2.1 > but the reverse zone isn't trivially representable as an in-addr.arpa > zone unless the prefix length is divisible by 8 > > 2.23.172.in-addr.arpa corresponds with 172.23.2.0/24, but what's the > equivalent for 172.23.2.0/23 172.23.2.0/24 172.23.3.0/24 But yes, I had forgotten how reverse dns lookups worked in the general case, and will try distributing a file with the /24s broken out. Thanks! > You can do nasties with cnames, but rev-server doesn't. It also doesn't > seem to error if size%8 !=3D 0, which is bad. However, I would argue that the correct dnsmasq behavior should be to break it up into /24s internally, whenever possible, and to retain the expressive simplicity of being able to specify other prefix lengths. > > Cheers, > > Simon. > > > --=20 Dave T=C3=A4ht thttp://www.bufferbloat.net/projects/bloat/wiki/Upcoming_Talks