Re: [dnsext] SRV and wildcard CNAME

Mark Andrews <marka@isc.org> Mon, 21 February 2011 02:29 UTC

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To: Masataka Ohta <mohta@necom830.hpcl.titech.ac.jp>
From: Mark Andrews <marka@isc.org>
References: <20110216032120.43474.qmail@joyce.lan> <alpine.LSU.2.00.1102161143180.5244@hermes-1.csi.cam.ac.uk> <20110216212930.57D64A3F344@drugs.dv.isc.org> <4D5D24F3.70206@gis.net> <20110217231720.1FCF3A49096@drugs.dv.isc.org> <4D5E08E4.8060106@necom830.hpcl.titech.ac.jp> <AANLkTikjBvndD91q1jQeU9Q45qZyJbBs8t_wZkFezSfa@mail.gmail.com> <4D61B702.7060902@necom830.hpcl.titech.ac.jp> <20110221011731.F0FE0A6B00F@drugs.dv.isc.org> <4D61C45E.7000506@necom830.hpcl.titech.ac.jp>
In-reply-to: Your message of "Mon, 21 Feb 2011 10:48:14 +0900." <4D61C45E.7000506@necom830.hpcl.titech.ac.jp>
Date: Mon, 21 Feb 2011 13:29:50 +1100
Message-Id: <20110221022950.BE88CA6B2DD@drugs.dv.isc.org>
Cc: dnsext@ietf.org
Subject: Re: [dnsext] SRV and wildcard CNAME
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In message <4D61C45E.7000506@necom830.hpcl.titech.ac.jp>, Masataka Ohta writes:
> Mark Andrews wrote:
> 
> >> However, as the only protocol which may be used by *LAZY* users,
> >> other than http, is https, it may share the same port as http,
> >> if servers are implemented to distinguish them by the first
> >> byte of the request.
> > 
> > It breaks *all* protocols that use SRV.
> 
> When the protocols used at the domain are http and https only,
> nothing break.

It breaks all protocols and I'm sorry that you can't see how but
it does.  

Mark
-- 
Mark Andrews, ISC
1 Seymour St., Dundas Valley, NSW 2117, Australia
PHONE: +61 2 9871 4742                 INTERNET: marka@isc.org