Date: Sat, 07 Feb 2004 00:01:02 +0900 From: Hajimu UMEMOTO <ume@mahoroba.org> To: Guido van Rooij <guido@gvr.org> Cc: freebsd-current@freebsd.org Subject: Re: resolver issues: AAAA in ipv4 only environment Message-ID: <yge3c9ob6c1.wl%ume@mahoroba.org> In-Reply-To: <20040206144006.GA848@gvr.gvr.org> References: <20040206144006.GA848@gvr.gvr.org>
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Hi,
>>>>> On Fri, 6 Feb 2004 15:40:06 +0100
>>>>> Guido van Rooij <guido@gvr.org> 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/
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