From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from sog-mx-4.v43.ch3.sourceforge.com ([172.29.43.194] helo=mx.sourceforge.net) by sfs-ml-1.v29.ch3.sourceforge.com with esmtp (Exim 4.76) (envelope-from ) id 1WmYAF-0001Qr-Lf for bitcoin-development@lists.sourceforge.net; Tue, 20 May 2014 00:44:19 +0000 Received-SPF: pass (sog-mx-4.v43.ch3.sourceforge.com: domain of osfda.org designates 217.23.13.216 as permitted sender) client-ip=217.23.13.216; envelope-from=mw@osfda.org; helo=smtp.osfda.org; Received: from smtp.osfda.org ([217.23.13.216]) by sog-mx-4.v43.ch3.sourceforge.com with esmtp (Exim 4.76) id 1WmYAE-0001Au-F2 for bitcoin-development@lists.sourceforge.net; Tue, 20 May 2014 00:44:19 +0000 Received: from [192.168.1.117] (207-38-214-214.c3-0.nyr-ubr1.nyr.ny.cable.rcn.com [207.38.214.214]) (using TLSv1 with cipher ECDHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.osfda.org (Postfix) with ESMTPSA id 8ABF513A0434; Tue, 20 May 2014 02:44:11 +0200 (CEST) Content-Type: text/plain; charset=windows-1252 Mime-Version: 1.0 (Mac OS X Mail 7.2 \(1874\)) From: Michael Wozniak In-Reply-To: Date: Mon, 19 May 2014 20:45:55 -0400 Content-Transfer-Encoding: quoted-printable Message-Id: <21D4D9FD-9919-4157-ADFD-C061518E28DA@osfda.org> References: <09E70F88-DA1C-4E3F-9342-547FB8794EAB@heliacal.net> <779f3ed92d29cfd6922a92c5d60d3f9d@webmail.mckay.com> To: Jeff Garzik X-Mailer: Apple Mail (2.1874) X-Spam-Score: -2.3 (--) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record -0.7 RP_MATCHES_RCVD Envelope sender domain matches handover relay domain -0.1 DKIM_VALID_AU Message has a valid DKIM or DK signature from author's domain 0.1 DKIM_SIGNED Message has a DKIM or DK signature, not necessarily valid -0.1 DKIM_VALID Message has at least one valid DKIM or DK signature X-Headers-End: 1WmYAE-0001Au-F2 Cc: Bitcoin Dev Subject: Re: [Bitcoin-development] DNS seeds unstable X-BeenThere: bitcoin-development@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 20 May 2014 00:44:19 -0000 You would set it up as a forwarder, not as a zone transfer to bind. = That should proxy the request every time and only cache based on any TTL = that=92s set in the response. Here=92s an example of how it could work: = https://planet.jboss.org/post/setting_up_a_forwarding_dns_server_or_dns_pr= oxy_with_isc_bind On May 19, 2014, at 7:49 PM, Jeff Garzik wrote: > On Mon, May 19, 2014 at 4:36 PM, Robert McKay = wrote: >> It should be possible to configure bind as a DNS forwarder.. this can >> be done in a zone context.. then you can forward the different zones = to >> different dnsseed daemons running on different non-public IPs or two >> different ports on the same IP (or on one single non-public IP since >> there's really no reason to expose the dnsseed directly daemon at = all). >=20 > Quite the opposite. dnsseed data rotates through a lot of addresses > if available. Using the bind/zone-xfer system would result in fewer > total addresses going through to the clients, thanks to the addition > of caching levels that the bind/zone-xfer system brings. >=20 > That said, if the choice is between no-service and bind, bind it is ;p >=20 > --=20 > Jeff Garzik > Bitcoin core developer and open source evangelist > BitPay, Inc. https://bitpay.com/ >=20 > = --------------------------------------------------------------------------= ---- > "Accelerate Dev Cycles with Automated Cross-Browser Testing - For FREE > Instantly run your Selenium tests across 300+ browser/OS combos. > Get unparalleled scalability from the best Selenium testing platform = available > Simple to use. Nothing to install. Get started now for free." > http://p.sf.net/sfu/SauceLabs > _______________________________________________ > Bitcoin-development mailing list > Bitcoin-development@lists.sourceforge.net > https://lists.sourceforge.net/lists/listinfo/bitcoin-development