From owner-freebsd-current@FreeBSD.ORG Fri Feb 6 07:01:15 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 9B15916A4CE for ; Fri, 6 Feb 2004 07:01:15 -0800 (PST) Received: from cheer.mahoroba.org (flets20-024.kamome.or.jp [218.45.20.24]) by mx1.FreeBSD.org (Postfix) with ESMTP id 7C7F943D3F for ; Fri, 6 Feb 2004 07:01:10 -0800 (PST) (envelope-from ume@mahoroba.org) Received: from lyrics.mahoroba.org (IDENT:jWtwOIIRYcsgYKI8iuF4GqnwXDEVLzjbNaLcqQ7eA8K3PzcLRYf5D3YxRZssD0PA@lyrics.mahoroba.org [IPv6:3ffe:501:185b:8010:280:88ff:fe03:4841]) (user=ume mech=CRAM-MD5 bits=0)i16F12ZS047288 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Sat, 7 Feb 2004 00:01:03 +0900 (JST) (envelope-from ume@mahoroba.org) Date: Sat, 07 Feb 2004 00:01:02 +0900 Message-ID: From: Hajimu UMEMOTO To: Guido van Rooij In-Reply-To: <20040206144006.GA848@gvr.gvr.org> References: <20040206144006.GA848@gvr.gvr.org> User-Agent: xcite1.38> Wanderlust/2.11.3 (Wonderwall) SEMI/1.14.5 (Awara-Onsen) FLIM/1.14.5 (Demachiyanagi) APEL/10.6 Emacs/21.3 (i386--freebsd) MULE/5.0 (=?ISO-2022-JP?B?GyRCOC1MWhsoQg==?=) X-Operating-System: FreeBSD 5.2-CURRENT MIME-Version: 1.0 (generated by SEMI 1.14.5 - "Awara-Onsen") Content-Type: text/plain; charset=US-ASCII X-Virus-Scanned: by amavisd-new X-Spam-Status: No, hits=0.0 required=5.0 tests=none autolearn=no version=2.63 X-Spam-Checker-Version: SpamAssassin 2.63 (2004-01-11) on cheer.mahoroba.org cc: freebsd-current@freebsd.org Subject: Re: resolver issues: AAAA in ipv4 only environment X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 06 Feb 2004 15:01:15 -0000 Hi, >>>>> On Fri, 6 Feb 2004 15:40:06 +0100 >>>>> Guido van Rooij said: guido> It seems there are a lot of broken named's on the Internet that do not guido> answer to AAAA queries. guido> I have a noteboo that sometimes is, and sometimes is not IPv6 guido> connected. However, I do not want to wait too long when on IPv4 only guido> networks. So I would like to eiother have a resolveroption to guido> specify not to ask for AAAA records, or have a smart resolver guido> that figures out that it doesn't need to query AAAA records when guido> only link local IPv6 addresses are found. guido> I do not want to carrie around 2 kernels (one with and the other without guido> ipv6). guido> I'd like to have see some comments on this... 5-CURRENT has destnation address selection. You can see A before AAAA by putting following rule into your /etc/ip6addrctl.conf: add ::1/128 50 0 add ::ffff:0:0/96 40 1 add ::/0 30 2 add 2002::/16 20 3 add ::/96 10 4 Sincerely, -- Hajimu UMEMOTO @ Internet Mutual Aid Society Yokohama, Japan ume@mahoroba.org ume@{,jp.}FreeBSD.org http://www.imasy.org/~ume/