IETF Logo Mail Archive

Re: [dnsoverhttp] [Ext] Caching model

Paul Hoffman <paul.hoffman@icann.org> Mon, 30 October 2017 14:12 UTC

Return-Path: <paul.hoffman@icann.org>
X-Original-To: dnsoverhttp@ietfa.amsl.com
Delivered-To: dnsoverhttp@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id A802F13B18D for <dnsoverhttp@ietfa.amsl.com>; Mon, 30 Oct 2017 07:12:57 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.2
X-Spam-Level:
X-Spam-Status: No, score=-4.2 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id s31Tn0XgSn9I for <dnsoverhttp@ietfa.amsl.com>; Mon, 30 Oct 2017 07:12:51 -0700 (PDT)
Received: from out.west.pexch112.icann.org (pfe112-ca-1.pexch112.icann.org [64.78.40.7]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id B2C1E13F9F3 for <dnsoverhttp@ietf.org>; Mon, 30 Oct 2017 07:12:51 -0700 (PDT)
Received: from PMBX112-W1-CA-1.pexch112.icann.org (64.78.40.21) by PMBX112-W1-CA-2.pexch112.icann.org (64.78.40.23) with Microsoft SMTP Server (TLS) id 15.0.1178.4; Mon, 30 Oct 2017 07:12:49 -0700
Received: from PMBX112-W1-CA-1.pexch112.icann.org ([64.78.40.21]) by PMBX112-W1-CA-1.PEXCH112.ICANN.ORG ([64.78.40.21]) with mapi id 15.00.1178.000; Mon, 30 Oct 2017 07:12:49 -0700
From: Paul Hoffman <paul.hoffman@icann.org>
To: Martin Thomson <martin.thomson@gmail.com>
CC: "dnsoverhttp@ietf.org" <dnsoverhttp@ietf.org>
Thread-Topic: [dnsoverhttp] [Ext] Caching model
Thread-Index: AQHTUSshrSFcWHZMlkyRvn+ftOdqX6L85VYA
Date: Mon, 30 Oct 2017 14:12:48 +0000
Message-ID: <480066BC-A3D7-425F-A306-F2DB2CFA7AFA@icann.org>
References: <CABkgnnU_5Q6BOxf+HzpuCSkb8OG5i0sgqyF9UEr9VRyDvd5s7w@mail.gmail.com> <1AC5B9DB-3439-4CE5-97D0-993411E131EF@icann.org> <CABkgnnUEhJ2x5FcFKuyiri8=ZirDz9PaBD8MsHPoMD0O2Wjgiw@mail.gmail.com>
In-Reply-To: <CABkgnnUEhJ2x5FcFKuyiri8=ZirDz9PaBD8MsHPoMD0O2Wjgiw@mail.gmail.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-ms-exchange-messagesentrepresentingtype: 1
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [192.0.32.234]
Content-Type: text/plain; charset="us-ascii"
Content-ID: <841CF598A26DED45A12D382D5E9179D5@pexch112.icann.org>
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Archived-At: <https://mailarchive.ietf.org/arch/msg/dnsoverhttp/8_hIILYOR5N9E0sY-eGwr8CD1TQ>
Subject: Re: [dnsoverhttp] [Ext] Caching model
X-BeenThere: dnsoverhttp@ietf.org
X-Mailman-Version: 2.1.22
Precedence: list
List-Id: Discussion of DNS over HTTP <dnsoverhttp.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dnsoverhttp>, <mailto:dnsoverhttp-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/dnsoverhttp/>
List-Post: <mailto:dnsoverhttp@ietf.org>
List-Help: <mailto:dnsoverhttp-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dnsoverhttp>, <mailto:dnsoverhttp-request@ietf.org?subject=subscribe>
X-List-Received-Date: Mon, 30 Oct 2017 14:12:58 -0000

On Oct 29, 2017, at 7:59 PM, Martin Thomson <martin.thomson@gmail.com> wrote:
> 
> On Mon, Oct 30, 2017 at 1:08 PM, Paul Hoffman <paul.hoffman@icann.org> wrote:
>> I'm having a problem with that list. Where are the first and third caches? (I'm pretty sure I understand the second one...)
> 
> The DNS API client and server are one and three respectively.

Are you saying that the DNS API client might be keeping its own cache with timeouts?

--Paul

v2.23.0 | Report a Bug | By Email